Black-and-white backgrounds below: smooth gradients from one to the other, plus the pure solids. All free, all sizes, hex ranges shown with each option.
Black to white gradient
White to grey
The solids
Need just one of the two? Pure white downloads and black downloads each have their own page with more shades and sizes.
Turn your photo black and white?
This page is for plain background images. If you want your own photo placed on a black or white background, use the editor — upload, then pick white or use the custom picker for black.