...
In the Administration Menu, click on ‘Theme’
Click on the ‘color drop’ icon t to change the color of each noted section. You can either manually select a color or type in the color ID
Both ‘Light mode’ (default) and ‘Dark Mode’ colors can be changed. You can toggle to dark mode in the upper right corner
Click on Save to update your changes
If you want to revert to defaults, click on ‘Defaults’ to automatically reset to system default settings