Download and add a new blue background to cool things down. All backgrounds in this roundup are at a 4K resolution of 3840x2160 pixels. Also here are more colors, black and white. Plus, here's a collection of HD blue wallpapers.

 

4K Blue Wallpaper 1

Desktop / iPad / iPhone

 

4K Blue Wallpaper 2

Desktop / iPad / iPhone

 

4K Blue Wallpaper 3

Desktop / iPad / iPhone

 

4K Blue Wallpaper 4

Desktop / iPad / iPhone

 

4K Blue Wallpaper 5

Desktop / iPad / iPhone

 

4K Blue Wallpaper 6

Desktop / iPad / iPhone

 

4K Blue Wallpaper 7

Desktop / iPad / iPhone

 

4K Blue Wallpaper 8

Desktop / iPad / iPhone

 

4K Blue Wallpaper 9

Desktop / iPad / iPhone

 

4K Blue Wallpaper 10

Desktop / iPad / iPhone