Spectrum of different colors on a black backgroundSpectrum of different colors on a black background
Graffiti in the form of a skull and colored letteringGraffiti in the form of a skull and colored lettering
Tiny vertical stripes of green, yellow, red on a dark backgroundTiny vertical stripes of green, yellow, red on a dark background
A mixture of black, green and darkish spots - strange texture and wavy stripesA mixture of black, green and darkish spots - strange texture and wavy stripes