You can change the Start menu to any custom color you want, but that will, by default, change the Taskbar to the same color.
To get this new Start menu, you must be running build 26100.7019 or 26200.7019 or newer versions of Windows 11. Make sure you ...
Unlock Windows 11's new Start menu in 24H2/25H2. Learn how to enable the redesigned layout, features, and fixes for a smoother experience.
You can enable the refreshed Start menu on Windows 11 after installing the KB5067036 update and enabling a feature ID via ...