Change your desktop background color - Microsoft Support

Use the Windows 10 Settings app to change your desktop background color.

my desktop wallpaper(from Glow theme) changes after waking from sleep - Microsoft Community

Change your lock screen background - Microsoft Support

Taskbar Color - Microsoft Community

How to change text and background color in Windows 10 – GLARminY

Customize Windows 10: How to customize your Windows desktop background – Ashampoo

Windows 10 suddenly cannot use different backgrounds on multiple - Microsoft Community

Server 2012: change desktop background color - Server Fault

How To Change The Background On Your Xbox One Console, 60% OFF

can't prevent theme from changing taskbar color - Microsoft Community