Blue wallpapers that you can use as background for your desktop. We hope that this selection handpicked by our staff will truly be appreciated by you. Blue is a favorite color of Westerners. It is widely used in decoration. Navy blue, turquoise blue, royal blue, baby blue, grasscloth blue, sky blue and gray blue, its nuances are so numerous that it can adapt to all tastes and all styles of interiors. Blue is one of the primary colors along with red and yellow.