diff --git a/assets/css/schemes/cool-gray.css b/assets/css/schemes/slate.css
similarity index 97%
rename from assets/css/schemes/cool-gray.css
rename to assets/css/schemes/slate.css
index acae649c..000ba078 100644
--- a/assets/css/schemes/cool-gray.css
+++ b/assets/css/schemes/slate.css
@@ -1,4 +1,4 @@
-/* Cool gray scheme */
+/* Slate scheme */
 :root {
   --color-neutral: #fff;
   /* Cool Gray */
diff --git a/exampleSite/content/docs/advanced-customisation.md b/exampleSite/content/docs/advanced-customisation.md
index f1cd88ec..ec5a1cf2 100644
--- a/exampleSite/content/docs/advanced-customisation.md
+++ b/exampleSite/content/docs/advanced-customisation.md
@@ -11,7 +11,7 @@ There are a few ways you can make style changes to Congo.
 
 ## Colour schemes
 
-Congo ships with a few colour schemes out of the box. To change the basic colour scheme, you can set the `colorScheme` theme parameter to one of the default configurations. Valid options are `congo` (the default), `avocado`, `fire` and `ocean`.
+Congo ships with a few colour schemes out of the box. To change the basic colour scheme, you can set the `colorScheme` theme parameter to one of the default configurations. Valid options are `congo` (the default), `avocado`, `fire`, `ocean` and `slate`.
 
 In addition to the default scheme, you can also create your own and restyle the entire website to your liking. Schemes are created by by placing a `<scheme-name>.css` file in the `assets/css/schemes/` folder. Once the file is created, simply refer to it by name in the theme configuration.
 
diff --git a/exampleSite/content/docs/configuration.md b/exampleSite/content/docs/configuration.md
index 1e6bd5cb..6f6a6d03 100644
--- a/exampleSite/content/docs/configuration.md
+++ b/exampleSite/content/docs/configuration.md
@@ -54,7 +54,7 @@ Many of the article defaults here can be overridden on a per article basis by sp
 <!-- prettier-ignore-start -->
 |Name|Type|Default|Description|
 | --- | --- | --- | --- |
-|`colorScheme`|string|`"congo"`|The theme colour scheme to use. Valid values are `congo` (default), `avocado`, `ocean` and `fire`. Refer to [Advanced Customisation]({{< ref "advanced-customisation#colour-schemes" >}}) for more details.|
+|`colorScheme`|string|`"congo"`|The theme colour scheme to use. Valid values are `congo` (default), `avocado`, `ocean`, `fire` and `slate`. Refer to [Advanced Customisation]({{< ref "advanced-customisation#colour-schemes" >}}) for more details.|
 |`logo`|string|_Not set_|The relative path to the site logo file within the Hugo assets folder. The logo file should be provided at 2x resolution and supports any image dimensions.|
 |`description`|string|_Not set_|The description of the website for metadata purposes.|
 |`mainSections`|array of strings|_Not set_|The sections that should be displayed in the recent articles list. If not provided the section with the greatest number of articles is used.|