Title Bars in Windows 10 are white color by default settings and though it is clean and minimalistic, it may not be everyone’s taste, especially who upgraded from Windows Vista and Windows 7. You can however customize and add color to the title bar, start menu, taskbar, and the action center.
Click ‘Action Center’ icon on taskbar and then click ‘All settings’.
Click ‘Color’ located in the left pane and then turn on ‘Show color, on Start, taskbar, action center, and title bar’. You can choose your desired color from the palette shown above these options.
Or, you can let Windows to automatically pick an accent color from the desktop background picture. Turn on ‘Automatically pick an accent color from my background’.
You will see your colorized title bars next time you open any window or explorer.