Design-System-Variables

Status

🔥 Work in progress at an early stage, not production ready

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Variables Design System for Grid, Layout, Media Queries, Responsive Design, Typography Rhythm and colors. A “ready to use” set of variables for Design System.

Align on a vertical grid drived by the typography.

Demo

https://thierryc.github.io/Design-System-Variables

Typography drived variables for CSS in JS.

Spacer is 1/3 or 2/3 of the (paragraphe) line heights.

Margins and gutters are also based on the (paragraphe) line height.

styled-components

Masters Variables:

Typography

• Font Family (Heading and Body)
• Line height

Rhythm Scale

• Rhythm (FIBONACCI)

Colors

Color object have accessibility data.

'DisplayColor' is the color for the text on it. It can be black or white.

"contrastBlack": "7.16",
"contrastWhite": "2.93",
"displayColor": "black",
"accessibility": {
    "aa": true,
    "aaLarge": true,
    "aaa": true,
    "aaaLarge": true
}

Background Colors

Main Colors

• Blue Hue
• Green Hue
• Yellow Hue
• Red Hue

Variables:

Typography

• 1 heading font (Lora serif font)
• 1 body font (Nato sans serif font)
• 1 code font

Colors

• 4 brand colors
• 4 messages colors (success, warning, danger, info)
• 10 other color
• and useful colors like twitter and Facebook

Grid

The grid is 1/3 of the lineHeight. (~ 8px)

Layout, Columns, gutters, and margins

Columns

Content is placed in the areas of the screen that contain columns. Column width is defined using percentages.

• COL_NUMB_SX = 4;
• COL_NUMB_SM = 4;
• COL_NUMB_MD = 8;
• COL_NUMB_LG = 12;
• COL_NUMB_XL = 12;

Gutters

Gutters are the spaces between columns. They help separate content. Gutter widths are fixed values at each breakpoint range.

• GUTTER_SX = 1 * grid (~8px)
• GUTTER_SM = 1 * grid (~8px)
• GUTTER_MD = 2 * grid (~16px)
• GUTTER_LG = 3 * grid (~24px)
• GUTTER_XL = 3 * grid (~24px)

Margins

Margins are the space between content and the left and right edges of the screen.

• MARGIN_SX = 2 * grid (~16px)
• MARGIN_SM = 2 * grid (~16px)
• MARGIN_MD = 3 * grid (~24px)
• MARGIN_LG = 4 * grid (~24px)
• MARGIN_XL = 4 * grid (~32px)

How to use

Variables list

Create your onw set

Get Cap height of a font

Video Sketch soon

https://github.com/sebdesign/cap-height

License

MIT © Thierry Charbonnel