diff --git a/CHANGELOG.md b/CHANGELOG.md
index fa5df9e0f1..24a4abd6ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](https://semver.org).
 
 ### Changed
 
+- Xlsx Color schemes read in will be written out (previously Excel 2007-2010 Color scheme was always written); manipulation of those schemes before write, including restoring prior behavior, is provided [PR #3476](https://github.com/PHPOffice/PhpSpreadsheet/pull/3476)
 - Memory and speed optimisations for Read Filters with Xlsx Files and Shared Formulae. [PR #3474](https://github.com/PHPOffice/PhpSpreadsheet/pull/3474)
 
 ### Deprecated
diff --git a/samples/Chart/33_Chart_create_area_2.php b/samples/Chart/33_Chart_create_area_2.php
new file mode 100644
index 0000000000..7761caa633
--- /dev/null
+++ b/samples/Chart/33_Chart_create_area_2.php
@@ -0,0 +1,107 @@
+<?php
+
+use PhpOffice\PhpSpreadsheet\Chart\Chart;
+use PhpOffice\PhpSpreadsheet\Chart\DataSeries;
+use PhpOffice\PhpSpreadsheet\Chart\DataSeriesValues;
+use PhpOffice\PhpSpreadsheet\Chart\Legend as ChartLegend;
+use PhpOffice\PhpSpreadsheet\Chart\PlotArea;
+use PhpOffice\PhpSpreadsheet\Chart\Title;
+use PhpOffice\PhpSpreadsheet\IOFactory;
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use PhpOffice\PhpSpreadsheet\Theme as SpreadsheetTheme;
+
+require __DIR__ . '/../Header.php';
+
+$spreadsheet = new Spreadsheet();
+// same as 33_Chart_create_area, but with 2013+ schemes
+$spreadsheet->getTheme()->setThemeColorName(SpreadsheetTheme::COLOR_SCHEME_2013_PLUS_NAME);
+$worksheet = $spreadsheet->getActiveSheet();
+$worksheet->fromArray(
+    [
+        ['', 2010, 2011, 2012],
+        ['Q1', 12, 15, 21],
+        ['Q2', 56, 73, 86],
+        ['Q3', 52, 61, 69],
+        ['Q4', 30, 32, 0],
+    ]
+);
+
+// Set the Labels for each data series we want to plot
+//     Datatype
+//     Cell reference for data
+//     Format Code
+//     Number of datapoints in series
+//     Data values
+//     Data Marker
+$dataSeriesLabels = [
+    new DataSeriesValues(DataSeriesValues::DATASERIES_TYPE_STRING, 'Worksheet!$B$1', null, 1), // 2010
+    new DataSeriesValues(DataSeriesValues::DATASERIES_TYPE_STRING, 'Worksheet!$C$1', null, 1), // 2011
+    new DataSeriesValues(DataSeriesValues::DATASERIES_TYPE_STRING, 'Worksheet!$D$1', null, 1), // 2012
+];
+// Set the X-Axis Labels
+//     Datatype
+//     Cell reference for data
+//     Format Code
+//     Number of datapoints in series
+//     Data values
+//     Data Marker
+$xAxisTickValues = [
+    new DataSeriesValues(DataSeriesValues::DATASERIES_TYPE_STRING, 'Worksheet!$A$2:$A$5', null, 4), // Q1 to Q4
+];
+// Set the Data values for each data series we want to plot
+//     Datatype
+//     Cell reference for data
+//     Format Code
+//     Number of datapoints in series
+//     Data values
+//     Data Marker
+$dataSeriesValues = [
+    new DataSeriesValues(DataSeriesValues::DATASERIES_TYPE_NUMBER, 'Worksheet!$B$2:$B$5', null, 4),
+    new DataSeriesValues(DataSeriesValues::DATASERIES_TYPE_NUMBER, 'Worksheet!$C$2:$C$5', null, 4),
+    new DataSeriesValues(DataSeriesValues::DATASERIES_TYPE_NUMBER, 'Worksheet!$D$2:$D$5', null, 4),
+];
+
+// Build the dataseries
+$series = new DataSeries(
+    DataSeries::TYPE_AREACHART, // plotType
+    DataSeries::GROUPING_PERCENT_STACKED, // plotGrouping
+    range(0, count($dataSeriesValues) - 1), // plotOrder
+    $dataSeriesLabels, // plotLabel
+    $xAxisTickValues, // plotCategory
+    $dataSeriesValues          // plotValues
+);
+
+// Set the series in the plot area
+$plotArea = new PlotArea(null, [$series]);
+// Set the chart legend
+$legend = new ChartLegend(ChartLegend::POSITION_TOPRIGHT, null, false);
+
+$title = new Title('Test %age-Stacked Area Chart');
+$yAxisLabel = new Title('Value ($k)');
+
+// Create the chart
+$chart = new Chart(
+    'chart1', // name
+    $title, // title
+    $legend, // legend
+    $plotArea, // plotArea
+    true, // plotVisibleOnly
+    DataSeries::EMPTY_AS_GAP, // displayBlanksAs
+    null, // xAxisLabel
+    $yAxisLabel  // yAxisLabel
+);
+
+// Set the position where the chart should appear in the worksheet
+$chart->setTopLeftPosition('A7');
+$chart->setBottomRightPosition('H20');
+
+// Add the chart to the worksheet
+$worksheet->addChart($chart);
+
+// Save Excel 2007 file
+$filename = $helper->getFilename(__FILE__);
+$writer = IOFactory::createWriter($spreadsheet, 'Xlsx');
+$writer->setIncludeCharts(true);
+$callStartTime = microtime(true);
+$writer->save($filename);
+$helper->logWrite($writer, $filename, $callStartTime);
diff --git a/samples/templates/32readwriteLineChart6.xlsx b/samples/templates/32readwriteLineChart6.xlsx
new file mode 100644
index 0000000000..95d6dfd90e
Binary files /dev/null and b/samples/templates/32readwriteLineChart6.xlsx differ
diff --git a/src/PhpSpreadsheet/Chart/AxisText.php b/src/PhpSpreadsheet/Chart/AxisText.php
index db8191cc8a..cd9ba2ce29 100644
--- a/src/PhpSpreadsheet/Chart/AxisText.php
+++ b/src/PhpSpreadsheet/Chart/AxisText.php
@@ -2,18 +2,21 @@
 
 namespace PhpOffice\PhpSpreadsheet\Chart;
 
+use PhpOffice\PhpSpreadsheet\Style\Font;
+
 class AxisText extends Properties
 {
     /** @var ?int */
     private $rotation;
 
-    /** @var ChartColor */
-    private $fillColor;
+    /** @var Font */
+    private $font;
 
     public function __construct()
     {
         parent::__construct();
-        $this->fillColor = new ChartColor();
+        $this->font = new Font();
+        $this->font->setSize(null, true);
     }
 
     public function setRotation(?int $rotation): self
@@ -30,6 +33,24 @@ public function getRotation(): ?int
 
     public function getFillColorObject(): ChartColor
     {
-        return $this->fillColor;
+        $fillColor = $this->font->getChartColor();
+        if ($fillColor === null) {
+            $fillColor = new ChartColor();
+            $this->font->setChartColorFromObject($fillColor);
+        }
+
+        return $fillColor;
+    }
+
+    public function getFont(): Font
+    {
+        return $this->font;
+    }
+
+    public function setFont(Font $font): self
+    {
+        $this->font = $font;
+
+        return $this;
     }
 }
diff --git a/src/PhpSpreadsheet/Chart/Layout.php b/src/PhpSpreadsheet/Chart/Layout.php
index 0018d79d72..ac36c25c9f 100644
--- a/src/PhpSpreadsheet/Chart/Layout.php
+++ b/src/PhpSpreadsheet/Chart/Layout.php
@@ -2,6 +2,8 @@
 
 namespace PhpOffice\PhpSpreadsheet\Chart;
 
+use PhpOffice\PhpSpreadsheet\Style\Font;
+
 class Layout
 {
     /**
@@ -127,8 +129,11 @@ class Layout
     /** @var ?ChartColor */
     private $labelBorderColor;
 
-    /** @var ?ChartColor */
-    private $labelFontColor;
+    /** @var ?Font */
+    private $labelFont;
+
+    /** @var Properties */
+    private $labelEffects;
 
     /**
      * Create a new Layout.
@@ -172,7 +177,18 @@ public function __construct(array $layout = [])
         $this->initBoolean($layout, 'numFmtLinked');
         $this->initColor($layout, 'labelFillColor');
         $this->initColor($layout, 'labelBorderColor');
-        $this->initColor($layout, 'labelFontColor');
+        $labelFont = $layout['labelFont'] ?? null;
+        if ($labelFont instanceof Font) {
+            $this->labelFont = $labelFont;
+        }
+        $labelFontColor = $layout['labelFontColor'] ?? null;
+        if ($labelFontColor instanceof ChartColor) {
+            $this->setLabelFontColor($labelFontColor);
+        }
+        $labelEffects = $layout['labelEffects'] ?? null;
+        if ($labelEffects instanceof Properties) {
+            $this->labelEffects = $labelEffects;
+        }
     }
 
     private function initBoolean(array $layout, string $name): void
@@ -493,14 +509,32 @@ public function setLabelBorderColor(?ChartColor $chartColor): self
         return $this;
     }
 
+    public function getLabelFont(): ?Font
+    {
+        return $this->labelFont;
+    }
+
+    public function getLabelEffects(): ?Properties
+    {
+        return $this->labelEffects;
+    }
+
     public function getLabelFontColor(): ?ChartColor
     {
-        return $this->labelFontColor;
+        if ($this->labelFont === null) {
+            return null;
+        }
+
+        return $this->labelFont->getChartColor();
     }
 
     public function setLabelFontColor(?ChartColor $chartColor): self
     {
-        $this->labelFontColor = $chartColor;
+        if ($this->labelFont === null) {
+            $this->labelFont = new Font();
+            $this->labelFont->setSize(null, true);
+        }
+        $this->labelFont->setChartColorFromObject($chartColor);
 
         return $this;
     }
diff --git a/src/PhpSpreadsheet/Reader/Xlsx.php b/src/PhpSpreadsheet/Reader/Xlsx.php
index 46b7cfabbd..50fe8181a1 100644
--- a/src/PhpSpreadsheet/Reader/Xlsx.php
+++ b/src/PhpSpreadsheet/Reader/Xlsx.php
@@ -455,6 +455,7 @@ protected function loadSpreadsheetFromFile(string $filename): Spreadsheet
 
                     $colourScheme = self::getAttributes($xmlTheme->themeElements->clrScheme);
                     $colourSchemeName = (string) $colourScheme['name'];
+                    $excel->getTheme()->setThemeColorName($colourSchemeName);
                     $colourScheme = $xmlTheme->themeElements->clrScheme->children($drawingNS);
 
                     $themeColours = [];
@@ -466,9 +467,11 @@ protected function loadSpreadsheetFromFile(string $filename): Spreadsheet
                         if (isset($xmlColour->sysClr)) {
                             $xmlColourData = self::getAttributes($xmlColour->sysClr);
                             $themeColours[$themePos] = (string) $xmlColourData['lastClr'];
+                            $excel->getTheme()->setThemeColor($k, (string) $xmlColourData['lastClr']);
                         } elseif (isset($xmlColour->srgbClr)) {
                             $xmlColourData = self::getAttributes($xmlColour->srgbClr);
                             $themeColours[$themePos] = (string) $xmlColourData['val'];
+                            $excel->getTheme()->setThemeColor($k, (string) $xmlColourData['val']);
                         }
                     }
                     $theme = new Theme($themeName, $colourSchemeName, $themeColours);
diff --git a/src/PhpSpreadsheet/Reader/Xlsx/Chart.php b/src/PhpSpreadsheet/Reader/Xlsx/Chart.php
index 5859ed1077..7d33c6eba4 100644
--- a/src/PhpSpreadsheet/Reader/Xlsx/Chart.php
+++ b/src/PhpSpreadsheet/Reader/Xlsx/Chart.php
@@ -1143,6 +1143,37 @@ private function parseRichText(SimpleXMLElement $titleDetailPart): RichText
         return $value;
     }
 
+    private function parseFont(SimpleXMLElement $titleDetailPart): ?Font
+    {
+        if (!isset($titleDetailPart->pPr->defRPr)) {
+            return null;
+        }
+        $fontArray = [];
+        $fontArray['size'] = self::getAttribute($titleDetailPart->pPr->defRPr, 'sz', 'integer');
+        $fontArray['bold'] = self::getAttribute($titleDetailPart->pPr->defRPr, 'b', 'boolean');
+        $fontArray['italic'] = self::getAttribute($titleDetailPart->pPr->defRPr, 'i', 'boolean');
+        $fontArray['underscore'] = self::getAttribute($titleDetailPart->pPr->defRPr, 'u', 'string');
+        $fontArray['strikethrough'] = self::getAttribute($titleDetailPart->pPr->defRPr, 'strike', 'string');
+
+        if (isset($titleDetailPart->pPr->defRPr->latin)) {
+            $fontArray['latin'] = self::getAttribute($titleDetailPart->pPr->defRPr->latin, 'typeface', 'string');
+        }
+        if (isset($titleDetailPart->pPr->defRPr->ea)) {
+            $fontArray['eastAsian'] = self::getAttribute($titleDetailPart->pPr->defRPr->ea, 'typeface', 'string');
+        }
+        if (isset($titleDetailPart->pPr->defRPr->cs)) {
+            $fontArray['complexScript'] = self::getAttribute($titleDetailPart->pPr->defRPr->cs, 'typeface', 'string');
+        }
+        if (isset($titleDetailPart->pPr->defRPr->solidFill)) {
+            $fontArray['chartColor'] = new ChartColor($this->readColor($titleDetailPart->pPr->defRPr->solidFill));
+        }
+        $font = new Font();
+        $font->setSize(null, true);
+        $font->applyFromArray($fontArray);
+
+        return $font;
+    }
+
     /**
      * @param ?SimpleXMLElement $chartDetail
      */
@@ -1189,8 +1220,13 @@ private function readChartAttributes($chartDetail): array
             }
             if (isset($chartDetail->dLbls->txPr)) {
                 $txpr = $chartDetail->dLbls->txPr->children($this->aNamespace);
-                if (isset($txpr->p->pPr->defRPr->solidFill)) {
-                    $plotAttributes['labelFontColor'] = new ChartColor($this->readColor($txpr->p->pPr->defRPr->solidFill));
+                if (isset($txpr->p)) {
+                    $plotAttributes['labelFont'] = $this->parseFont($txpr->p);
+                    if (isset($txpr->p->pPr->defRPr->effectLst)) {
+                        $labelEffects = new GridLines();
+                        $this->readEffects($txpr->p->pPr->defRPr, $labelEffects, false);
+                        $plotAttributes['labelEffects'] = $labelEffects;
+                    }
                 }
             }
         }
@@ -1489,10 +1525,12 @@ private function setAxisProperties(SimpleXMLElement $chartDetail, ?Axis $whichAx
                     $addAxisText = true;
                 }
             }
-            if (isset($children->p->pPr->defRPr->solidFill)) {
-                $colorArray = $this->readColor($children->p->pPr->defRPr->solidFill);
-                $axisText->getFillColorObject()->setColorPropertiesArray($colorArray);
-                $addAxisText = true;
+            if (isset($children->p->pPr->defRPr)) {
+                $font = $this->parseFont($children->p);
+                if ($font !== null) {
+                    $axisText->setFont($font);
+                    $addAxisText = true;
+                }
             }
             if (isset($children->p->pPr->defRPr->effectLst)) {
                 $this->readEffects($children->p->pPr->defRPr, $axisText, false);
diff --git a/src/PhpSpreadsheet/Spreadsheet.php b/src/PhpSpreadsheet/Spreadsheet.php
index f0744cd27f..3c5ecacd89 100644
--- a/src/PhpSpreadsheet/Spreadsheet.php
+++ b/src/PhpSpreadsheet/Spreadsheet.php
@@ -203,6 +203,14 @@ class Spreadsheet implements JsonSerializable
      */
     private $tabRatio = 600;
 
+    /** @var Theme */
+    private $theme;
+
+    public function getTheme(): Theme
+    {
+        return $this->theme;
+    }
+
     /**
      * The workbook has macros ?
      *
@@ -476,6 +484,7 @@ public function __construct()
     {
         $this->uniqueID = uniqid('', true);
         $this->calculationEngine = new Calculation($this);
+        $this->theme = new Theme();
 
         // Initialise worksheet collection and add one worksheet
         $this->workSheetCollection = [];
diff --git a/src/PhpSpreadsheet/Style/Font.php b/src/PhpSpreadsheet/Style/Font.php
index 3d7bc1bce7..a4d6e99a56 100644
--- a/src/PhpSpreadsheet/Style/Font.php
+++ b/src/PhpSpreadsheet/Style/Font.php
@@ -231,6 +231,9 @@ public function applyFromArray(array $styleArray)
             if (isset($styleArray['size'])) {
                 $this->setSize($styleArray['size']);
             }
+            if (isset($styleArray['chartColor'])) {
+                $this->chartColor = $styleArray['chartColor'];
+            }
         }
 
         return $this;
@@ -634,6 +637,13 @@ public function setChartColor(array $colorArray): self
         return $this;
     }
 
+    public function setChartColorFromObject(?ChartColor $chartColor): self
+    {
+        $this->chartColor = $chartColor;
+
+        return $this;
+    }
+
     /**
      * Get Underline.
      *
diff --git a/src/PhpSpreadsheet/Theme.php b/src/PhpSpreadsheet/Theme.php
new file mode 100644
index 0000000000..217b155c6d
--- /dev/null
+++ b/src/PhpSpreadsheet/Theme.php
@@ -0,0 +1,76 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheet;
+
+class Theme
+{
+    /** @var string */
+    private $themeColorName = 'Office';
+
+    public const COLOR_SCHEME_2013_PLUS_NAME = 'Office 2013+';
+    public const COLOR_SCHEME_2013_PLUS = [
+        'dk1' => '000000',
+        'lt1' => 'FFFFFF',
+        'dk2' => '44546A',
+        'lt2' => 'E7E6E6',
+        'accent1' => '4472C4',
+        'accent2' => 'ED7D31',
+        'accent3' => 'A5A5A5',
+        'accent4' => 'FFC000',
+        'accent5' => '5B9BD5',
+        'accent6' => '70AD47',
+        'hlink' => '0563C1',
+        'folHlink' => '954F72',
+    ];
+
+    public const COLOR_SCHEME_2007_2010_NAME = 'Office 2007-2010';
+    public const COLOR_SCHEME_2007_2010 = [
+        'dk1' => '000000',
+        'lt1' => 'FFFFFF',
+        'dk2' => '1F497D',
+        'lt2' => 'EEECE1',
+        'accent1' => '4F81BD',
+        'accent2' => 'C0504D',
+        'accent3' => '9BBB59',
+        'accent4' => '8064A2',
+        'accent5' => '4BACC6',
+        'accent6' => 'F79646',
+        'hlink' => '0000FF',
+        'folHlink' => '800080',
+    ];
+
+    /** @var string[] */
+    private $themeColors = self::COLOR_SCHEME_2007_2010;
+
+    public function getThemeColors(): array
+    {
+        return $this->themeColors;
+    }
+
+    public function setThemeColor(string $key, string $value): self
+    {
+        $this->themeColors[$key] = $value;
+
+        return $this;
+    }
+
+    public function getThemeColorName(): string
+    {
+        return $this->themeColorName;
+    }
+
+    public function setThemeColorName(string $name, ?array $themeColors = null): self
+    {
+        $this->themeColorName = $name;
+        if ($name === self::COLOR_SCHEME_2007_2010_NAME) {
+            $themeColors = $themeColors ?? self::COLOR_SCHEME_2007_2010;
+        } elseif ($name === self::COLOR_SCHEME_2013_PLUS_NAME) {
+            $themeColors = $themeColors ?? self::COLOR_SCHEME_2013_PLUS;
+        }
+        if ($themeColors !== null) {
+            $this->themeColors = $themeColors;
+        }
+
+        return $this;
+    }
+}
diff --git a/src/PhpSpreadsheet/Writer/Xlsx.php b/src/PhpSpreadsheet/Writer/Xlsx.php
index 07b790440a..3f677b0563 100644
--- a/src/PhpSpreadsheet/Writer/Xlsx.php
+++ b/src/PhpSpreadsheet/Writer/Xlsx.php
@@ -377,7 +377,7 @@ public function save($filename, int $flags = 0): void
         }
 
         // Add theme to ZIP file
-        $zipContent['xl/theme/theme1.xml'] = $this->getWriterPartTheme()->writeTheme();
+        $zipContent['xl/theme/theme1.xml'] = $this->getWriterPartTheme()->writeTheme($this->spreadSheet);
 
         // Add string table to ZIP file
         $zipContent['xl/sharedStrings.xml'] = $this->getWriterPartStringTable()->writeStringTable($this->stringTable);
diff --git a/src/PhpSpreadsheet/Writer/Xlsx/Chart.php b/src/PhpSpreadsheet/Writer/Xlsx/Chart.php
index bea6f49167..6200159a7f 100644
--- a/src/PhpSpreadsheet/Writer/Xlsx/Chart.php
+++ b/src/PhpSpreadsheet/Writer/Xlsx/Chart.php
@@ -14,6 +14,7 @@
 use PhpOffice\PhpSpreadsheet\Chart\TrendLine;
 use PhpOffice\PhpSpreadsheet\Reader\Xlsx\Namespaces;
 use PhpOffice\PhpSpreadsheet\Shared\XMLWriter;
+use PhpOffice\PhpSpreadsheet\Style\Font;
 use PhpOffice\PhpSpreadsheet\Writer\Exception as WriterException;
 
 class Chart extends WriterPart
@@ -451,8 +452,8 @@ private function writeDataLabels(XMLWriter $objWriter, ?Layout $chartLayout = nu
             }
             $objWriter->endElement(); // c:spPr
         }
-        $fontColor = $chartLayout->getLabelFontColor();
-        if ($fontColor && $fontColor->isUsable()) {
+        $labelFont = $chartLayout->getLabelFont();
+        if ($labelFont !== null) {
             $objWriter->startElement('c:txPr');
 
             $objWriter->startElement('a:bodyPr');
@@ -468,14 +469,7 @@ private function writeDataLabels(XMLWriter $objWriter, ?Layout $chartLayout = nu
 
             $objWriter->startElement('a:lstStyle');
             $objWriter->endElement(); // a:lstStyle
-
-            $objWriter->startElement('a:p');
-            $objWriter->startElement('a:pPr');
-            $objWriter->startElement('a:defRPr');
-            $this->writeColor($objWriter, $fontColor);
-            $objWriter->endElement(); // a:defRPr
-            $objWriter->endElement(); // a:pPr
-            $objWriter->endElement(); // a:p
+            $this->writeLabelFont($objWriter, $labelFont, $chartLayout->getLabelEffects());
 
             $objWriter->endElement(); // c:txPr
         }
@@ -642,16 +636,7 @@ private function writeCategoryAxis(XMLWriter $objWriter, ?Title $xAxisLabel, $id
             $objWriter->endElement(); // a:bodyPr
             $objWriter->startElement('a:lstStyle');
             $objWriter->endElement(); // a:lstStyle
-            $objWriter->startElement('a:p');
-            $objWriter->startElement('a:pPr');
-            $objWriter->startElement('a:defRPr');
-            if ($axisText !== null) {
-                $this->writeColor($objWriter, $axisText->getFillColorObject());
-                $this->writeEffects($objWriter, $axisText);
-            }
-            $objWriter->endElement(); // a:defRPr
-            $objWriter->endElement(); // a:pPr
-            $objWriter->endElement(); // a:p
+            $this->writeLabelFont($objWriter, ($axisText === null) ? null : $axisText->getFont(), $axisText);
             $objWriter->endElement(); // c:txPr
         }
 
@@ -868,16 +853,9 @@ private function writeValueAxis(XMLWriter $objWriter, ?Title $yAxisLabel, $group
             $objWriter->endElement(); // a:bodyPr
             $objWriter->startElement('a:lstStyle');
             $objWriter->endElement(); // a:lstStyle
-            $objWriter->startElement('a:p');
-            $objWriter->startElement('a:pPr');
-            $objWriter->startElement('a:defRPr');
-            if ($axisText !== null) {
-                $this->writeColor($objWriter, $axisText->getFillColorObject());
-                $this->writeEffects($objWriter, $axisText);
-            }
-            $objWriter->endElement(); // a:defRPr
-            $objWriter->endElement(); // a:pPr
-            $objWriter->endElement(); // a:p
+
+            $this->writeLabelFont($objWriter, ($axisText === null) ? null : $axisText->getFont(), $axisText);
+
             $objWriter->endElement(); // c:txPr
         }
 
@@ -1807,4 +1785,51 @@ private function writeColor(XMLWriter $objWriter, ChartColor $chartColor, bool $
             }
         }
     }
+
+    private function writeLabelFont(XMLWriter $objWriter, ?Font $labelFont, ?Properties $axisText): void
+    {
+        $objWriter->startElement('a:p');
+        $objWriter->startElement('a:pPr');
+        $objWriter->startElement('a:defRPr');
+        if ($labelFont !== null) {
+            $fontSize = $labelFont->getSize();
+            if (is_numeric($fontSize)) {
+                $fontSize *= (($fontSize < 100) ? 100 : 1);
+                $objWriter->writeAttribute('sz', (string) $fontSize);
+            }
+            if ($labelFont->getBold() === true) {
+                $objWriter->writeAttribute('b', '1');
+            }
+            if ($labelFont->getItalic() === true) {
+                $objWriter->writeAttribute('i', '1');
+            }
+            $fontColor = $labelFont->getChartColor();
+            if ($fontColor !== null) {
+                $this->writeColor($objWriter, $fontColor);
+            }
+        }
+        if ($axisText !== null) {
+            $this->writeEffects($objWriter, $axisText);
+        }
+        if ($labelFont !== null) {
+            if (!empty($labelFont->getLatin())) {
+                $objWriter->startElement('a:latin');
+                $objWriter->writeAttribute('typeface', $labelFont->getLatin());
+                $objWriter->endElement();
+            }
+            if (!empty($labelFont->getEastAsian())) {
+                $objWriter->startElement('a:eastAsian');
+                $objWriter->writeAttribute('typeface', $labelFont->getEastAsian());
+                $objWriter->endElement();
+            }
+            if (!empty($labelFont->getComplexScript())) {
+                $objWriter->startElement('a:complexScript');
+                $objWriter->writeAttribute('typeface', $labelFont->getComplexScript());
+                $objWriter->endElement();
+            }
+        }
+        $objWriter->endElement(); // a:defRPr
+        $objWriter->endElement(); // a:pPr
+        $objWriter->endElement(); // a:p
+    }
 }
diff --git a/src/PhpSpreadsheet/Writer/Xlsx/StringTable.php b/src/PhpSpreadsheet/Writer/Xlsx/StringTable.php
index 7f623933cb..92af57dda1 100644
--- a/src/PhpSpreadsheet/Writer/Xlsx/StringTable.php
+++ b/src/PhpSpreadsheet/Writer/Xlsx/StringTable.php
@@ -226,9 +226,10 @@ public function writeRichTextForCharts(XMLWriter $objWriter, $richText = null, $
             if ($element->getFont() !== null) {
                 // rPr
                 $objWriter->startElement($prefix . 'rPr');
-                $size = $element->getFont()->getSize();
-                if (is_numeric($size)) {
-                    $objWriter->writeAttribute('sz', (string) (int) ($size * 100));
+                $fontSize = $element->getFont()->getSize();
+                if (is_numeric($fontSize)) {
+                    $fontSize *= (($fontSize < 100) ? 100 : 1);
+                    $objWriter->writeAttribute('sz', (string) $fontSize);
                 }
 
                 // Bold
diff --git a/src/PhpSpreadsheet/Writer/Xlsx/Theme.php b/src/PhpSpreadsheet/Writer/Xlsx/Theme.php
index 9ff29d45d7..0e0251dce0 100644
--- a/src/PhpSpreadsheet/Writer/Xlsx/Theme.php
+++ b/src/PhpSpreadsheet/Writer/Xlsx/Theme.php
@@ -4,6 +4,7 @@
 
 use PhpOffice\PhpSpreadsheet\Reader\Xlsx\Namespaces;
 use PhpOffice\PhpSpreadsheet\Shared\XMLWriter;
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
 
 class Theme extends WriterPart
 {
@@ -83,30 +84,12 @@ class Theme extends WriterPart
         'Geor' => 'Sylfaen',
     ];
 
-    /**
-     * Map of core colours.
-     *
-     * @var string[]
-     */
-    private static $colourScheme = [
-        'dk2' => '1F497D',
-        'lt2' => 'EEECE1',
-        'accent1' => '4F81BD',
-        'accent2' => 'C0504D',
-        'accent3' => '9BBB59',
-        'accent4' => '8064A2',
-        'accent5' => '4BACC6',
-        'accent6' => 'F79646',
-        'hlink' => '0000FF',
-        'folHlink' => '800080',
-    ];
-
     /**
      * Write theme to XML format.
      *
      * @return string XML Output
      */
-    public function writeTheme()
+    public function writeTheme(Spreadsheet $spreadsheet)
     {
         // Create XML writer
         $objWriter = null;
@@ -129,32 +112,9 @@ public function writeTheme()
 
         // a:clrScheme
         $objWriter->startElement('a:clrScheme');
-        $objWriter->writeAttribute('name', 'Office');
-
-        // a:dk1
-        $objWriter->startElement('a:dk1');
-
-        // a:sysClr
-        $objWriter->startElement('a:sysClr');
-        $objWriter->writeAttribute('val', 'windowText');
-        $objWriter->writeAttribute('lastClr', '000000');
-        $objWriter->endElement();
-
-        $objWriter->endElement();
-
-        // a:lt1
-        $objWriter->startElement('a:lt1');
+        $objWriter->writeAttribute('name', $spreadsheet->getTheme()->getThemeColorName());
 
-        // a:sysClr
-        $objWriter->startElement('a:sysClr');
-        $objWriter->writeAttribute('val', 'window');
-        $objWriter->writeAttribute('lastClr', 'FFFFFF');
-        $objWriter->endElement();
-
-        $objWriter->endElement();
-
-        // a:dk2
-        $this->writeColourScheme($objWriter);
+        $this->writeColourScheme($objWriter, $spreadsheet);
 
         $objWriter->endElement();
 
@@ -814,16 +774,33 @@ private function writeFonts(XMLWriter $objWriter, string $latinFont, array $font
     /**
      * Write colour scheme to XML format.
      */
-    private function writeColourScheme(XMLWriter $objWriter): void
+    private function writeColourScheme(XMLWriter $objWriter, Spreadsheet $spreadsheet): void
     {
-        foreach (self::$colourScheme as $colourName => $colourValue) {
-            $objWriter->startElement('a:' . $colourName);
-
-            $objWriter->startElement('a:srgbClr');
-            $objWriter->writeAttribute('val', $colourValue);
-            $objWriter->endElement();
+        $themeArray = $spreadsheet->getTheme()->getThemeColors();
+        // a:dk1
+        $objWriter->startElement('a:dk1');
+        $objWriter->startElement('a:sysClr');
+        $objWriter->writeAttribute('val', 'windowText');
+        $objWriter->writeAttribute('lastClr', $themeArray['dk1'] ?? '000000');
+        $objWriter->endElement(); // a:sysClr
+        $objWriter->endElement(); // a:dk1
 
-            $objWriter->endElement();
+        // a:lt1
+        $objWriter->startElement('a:lt1');
+        $objWriter->startElement('a:sysClr');
+        $objWriter->writeAttribute('val', 'window');
+        $objWriter->writeAttribute('lastClr', $themeArray['lt1'] ?? 'FFFFFF');
+        $objWriter->endElement(); // a:sysClr
+        $objWriter->endElement(); // a:lt1
+
+        foreach ($themeArray as $colourName => $colourValue) {
+            if ($colourName !== 'dk1' && $colourName !== 'lt1') {
+                $objWriter->startElement('a:' . $colourName);
+                $objWriter->startElement('a:srgbClr');
+                $objWriter->writeAttribute('val', $colourValue);
+                $objWriter->endElement(); // a:srgbClr
+                $objWriter->endElement(); // a:$colourName
+            }
         }
     }
 }
diff --git a/tests/PhpSpreadsheetTests/Chart/LayoutEffectsTest.php b/tests/PhpSpreadsheetTests/Chart/LayoutEffectsTest.php
new file mode 100644
index 0000000000..4c1bb9e5dd
--- /dev/null
+++ b/tests/PhpSpreadsheetTests/Chart/LayoutEffectsTest.php
@@ -0,0 +1,63 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Chart;
+
+use PhpOffice\PhpSpreadsheet\Reader\Xlsx as XlsxReader;
+use PhpOffice\PhpSpreadsheet\Writer\Xlsx as XlsxWriter;
+use PhpOffice\PhpSpreadsheetTests\Functional\AbstractFunctional;
+
+class LayoutEffectsTest extends AbstractFunctional
+{
+    private const FILENAME = 'samples/templates/32readwriteLineChart6.xlsx';
+
+    public function readCharts(XlsxReader $reader): void
+    {
+        $reader->setIncludeCharts(true);
+    }
+
+    public function writeCharts(XlsxWriter $writer): void
+    {
+        $writer->setIncludeCharts(true);
+    }
+
+    public function testLegend(): void
+    {
+        $reader = new XlsxReader();
+        $this->readCharts($reader);
+        $spreadsheet = $reader->load(self::FILENAME);
+
+        /** @var callable */
+        $callableReader = [$this, 'readCharts'];
+        /** @var callable */
+        $callableWriter = [$this, 'writeCharts'];
+        $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, 'Xlsx', $callableReader, $callableWriter);
+        $spreadsheet->disconnectWorksheets();
+
+        $sheet = $reloadedSpreadsheet->getActiveSheet();
+        $charts2 = $sheet->getChartCollection();
+        self::assertCount(1, $charts2);
+        $chart2 = $charts2[0];
+        self::assertNotNull($chart2);
+        $yAxis = $chart2->getChartAxisY();
+        $yAxisText = $yAxis->getAxisText();
+        self::assertNotNull($yAxisText);
+        self::assertSame(['value' => 'accent4', 'type' => 'schemeClr', 'alpha' => 60], $yAxisText->getGlowProperty('color'));
+        $plotArea2 = $chart2->getPlotArea();
+        self::assertNotNull($plotArea2);
+        $plotGroup2 = $plotArea2->getPlotGroup()[0];
+        $plotIndex2 = $plotGroup2->getPlotLabelByIndex(0);
+        if ($plotIndex2 === false) {
+            self::fail('Unexpected false for getPlotLabelByIndex');
+        } else {
+            $layout2 = $plotIndex2->getLabelLayout();
+            self::assertNotNull($layout2);
+            $effects2 = $layout2->getLabelEffects();
+            self::assertNotNull($effects2);
+            $shadows2 = $effects2->getShadowArray();
+            self::assertSame('outerShdw', $shadows2['effect']);
+            self::assertSame(['value' => 'FF0000', 'type' => 'srgbClr', 'alpha' => 70], $shadows2['color']);
+        }
+
+        $reloadedSpreadsheet->disconnectWorksheets();
+    }
+}
diff --git a/tests/PhpSpreadsheetTests/Writer/Xlsx/ThemeColorsTest.php b/tests/PhpSpreadsheetTests/Writer/Xlsx/ThemeColorsTest.php
new file mode 100644
index 0000000000..7eae3e5170
--- /dev/null
+++ b/tests/PhpSpreadsheetTests/Writer/Xlsx/ThemeColorsTest.php
@@ -0,0 +1,54 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Writer\Xlsx;
+
+use PhpOffice\PhpSpreadsheet\Reader\Xlsx as XlsxReader;
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use PhpOffice\PhpSpreadsheet\Theme as SpreadsheetTheme;
+use PhpOffice\PhpSpreadsheetTests\Functional\AbstractFunctional;
+
+class ThemeColorsTest extends AbstractFunctional
+{
+    public function testOffice2013Theme(): void
+    {
+        $spreadsheet = new Spreadsheet();
+        $spreadsheet->getTheme()->setThemeColorName(SpreadsheetTheme::COLOR_SCHEME_2013_PLUS_NAME);
+        $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, 'Xlsx');
+        $spreadsheet->disconnectWorksheets();
+        self::assertSame('Office 2013+', $reloadedSpreadsheet->getTheme()->getThemeColorName());
+        self::assertSame('FFC000', $reloadedSpreadsheet->getTheme()->getThemeColors()['accent4']);
+        $reloadedSpreadsheet->disconnectWorksheets();
+    }
+
+    public function testOffice2007Theme(): void
+    {
+        $spreadsheet = new Spreadsheet();
+        $spreadsheet->getTheme()->setThemeColorName(SpreadsheetTheme::COLOR_SCHEME_2007_2010_NAME);
+        $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, 'Xlsx');
+        $spreadsheet->disconnectWorksheets();
+        self::assertSame('Office 2007-2010', $reloadedSpreadsheet->getTheme()->getThemeColorName());
+        self::assertSame('8064A2', $reloadedSpreadsheet->getTheme()->getThemeColors()['accent4']);
+        $reloadedSpreadsheet->disconnectWorksheets();
+    }
+
+    public function testDefaultTheme(): void
+    {
+        $spreadsheet = new Spreadsheet();
+        $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, 'Xlsx');
+        $spreadsheet->disconnectWorksheets();
+        self::assertSame('Office', $reloadedSpreadsheet->getTheme()->getThemeColorName());
+        self::assertSame('8064A2', $reloadedSpreadsheet->getTheme()->getThemeColors()['accent4']);
+        $reloadedSpreadsheet->disconnectWorksheets();
+    }
+
+    public function testGalleryTheme(): void
+    {
+        $reader = new XlsxReader();
+        $spreadsheet = $reader->load('tests/data/Writer/XLSX/gallerytheme.xlsx');
+        $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, 'Xlsx');
+        $spreadsheet->disconnectWorksheets();
+        self::assertSame('Gallery', $reloadedSpreadsheet->getTheme()->getThemeColorName());
+        self::assertSame('795FAF', $reloadedSpreadsheet->getTheme()->getThemeColors()['accent4']);
+        $reloadedSpreadsheet->disconnectWorksheets();
+    }
+}
diff --git a/tests/data/Writer/XLSX/gallerytheme.xlsx b/tests/data/Writer/XLSX/gallerytheme.xlsx
new file mode 100644
index 0000000000..649ab958ce
Binary files /dev/null and b/tests/data/Writer/XLSX/gallerytheme.xlsx differ