# Display Settings - Change theme colour

To change the theme colour of your Sandbox Studio installation, go to "**Settings**" > "**Display Settings**" (1) and click on "**Update**" in the "**Colour Settings**" section (2):

[![image.png](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/scaled-1680-/KoVimage.png)](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/KoVimage.png)

You can now select your custom colours:

[![image.png](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/scaled-1680-/FtWimage.png)](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/FtWimage.png)

1. **Primary Colour**. This colour is used for buttons, menu items, etc.
2. **Navigation Bar**. This colour is used for the top bar of Sandbox Studio

[![image.png](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/scaled-1680-/6MBimage.png)](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/6MBimage.png)

You can also change the colours that display for the dark mode. For instance:

[![image.png](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/scaled-1680-/j7kimage.png)](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/j7kimage.png)

[![image.png](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/scaled-1680-/03jimage.png)](https://docs.sandboxstudiosoftware.com/uploads/images/gallery/2026-04/03jimage.png)