diff --git a/resources/views/layouts/error.blade.php b/resources/views/layouts/error.blade.php
index bf3fac36..2c4d801c 100644
--- a/resources/views/layouts/error.blade.php
+++ b/resources/views/layouts/error.blade.php
@@ -7,7 +7,7 @@
     @include('includes.structure.manifest')
     @include('googletagmanager::head')
 </head>
-<body class="doc-body">
+<body class="doc-body c_darkmode">
     @include('googletagmanager::body')
     @include('includes.structure.accessibility')
     @include('includes.structure.nav')
diff --git a/resources/views/layouts/exhibitions.blade.php b/resources/views/layouts/exhibitions.blade.php
index 75293e7b..8d66262e 100644
--- a/resources/views/layouts/exhibitions.blade.php
+++ b/resources/views/layouts/exhibitions.blade.php
@@ -10,7 +10,7 @@
     @include('googletagmanager::head')
 
 </head>
-<body class="doc-body bg-pastel">
+<body class="doc-body bg-pastel c_darkmode">
 @include('googletagmanager::body')
 
 @include('includes.structure.accessibility')
diff --git a/resources/views/layouts/highlights.blade.php b/resources/views/layouts/highlights.blade.php
index be931b55..00b27ab6 100644
--- a/resources/views/layouts/highlights.blade.php
+++ b/resources/views/layouts/highlights.blade.php
@@ -18,7 +18,7 @@
     @include('googletagmanager::head')
 
 </head>
-<body class="doc-body bg-pastel">
+<body class="doc-body bg-pastel c_darkmode">
 @include('googletagmanager::body')
 
 @include('includes.structure.accessibility')
diff --git a/resources/views/layouts/home.blade.php b/resources/views/layouts/home.blade.php
index 458c7a8f..3f917e88 100644
--- a/resources/views/layouts/home.blade.php
+++ b/resources/views/layouts/home.blade.php
@@ -8,7 +8,7 @@
     @include('googletagmanager::head')
 
 </head>
-<body class="doc-body bg-grey">
+<body class="doc-body bg-grey c_darkmode">
 @include('googletagmanager::body')
 @include('includes.structure.accessibility')
 @include('includes.structure.nav')
diff --git a/resources/views/layouts/peripleo.blade.php b/resources/views/layouts/peripleo.blade.php
index 33c5e602..26a3b52b 100644
--- a/resources/views/layouts/peripleo.blade.php
+++ b/resources/views/layouts/peripleo.blade.php
@@ -26,7 +26,7 @@
         </style>
         @include('googletagmanager::head')
     </head>
-    <body>
+    <body class="c_darkmode">
         @include('googletagmanager::body')
         @yield('content')
         <script async src="https://www.googletagmanager.com/gtag/js?id={{ env('APP_GOOGLE_ANALYTICS') }}"></script>
diff --git a/resources/views/layouts/ttn-iiif.blade.php b/resources/views/layouts/ttn-iiif.blade.php
index efb949ce..2d4266ce 100644
--- a/resources/views/layouts/ttn-iiif.blade.php
+++ b/resources/views/layouts/ttn-iiif.blade.php
@@ -14,7 +14,7 @@
         }
     </style>
 </head>
-<body class="doc-body">
+<body class="doc-body c_darkmode">
 @include('googletagmanager::body')
 @yield('content')
 <script async src="https://www.googletagmanager.com/gtag/js?id={{ env('APP_GOOGLE_ANALYTICS') }}"></script>
diff --git a/resources/views/layouts/visitus.blade.php b/resources/views/layouts/visitus.blade.php
index d458f8f2..ea7cef5c 100644
--- a/resources/views/layouts/visitus.blade.php
+++ b/resources/views/layouts/visitus.blade.php
@@ -11,7 +11,7 @@
         @include('includes.structure.manifest')
         @include('googletagmanager::head')
     </head>
-    <body class="doc-body">
+    <body class="doc-body c_darkmode">
         @include('googletagmanager::body')
         @include('includes.structure.accessibility')
         @include('includes.structure.nav')
