Theme (reference)

Use Theme to configure accent and background colors on Windows 10 Mobile.

Applies to

Setting Desktop editions Mobile editions Surface Hub HoloLens IoT Core
All settings X

DefaultAccentColor

In the dropdown menu for DefaultAccentColor, select from the list of colors. The accent color is used for the background of the start tiles, some text, the progress indicator, the user’s My Phone web site, and so on.

DefaultBackgroundColor

Select between Light and Dark for theme.