rainbow color abstract background - colorful paint

abstract abstraction advertisement air art artistic artsy backdrop backdrops background backgrounds beautiful blue blurred book brush closeup cloud color colored colorful colors colour concept cover create creative decoration decorative design effect fading flowing fluid fractal generated glow graphic graphics green grunge happy heaven illustration illustrations image ink inspiration joy macro mysterious natural nobody odd ornamental paint photo picture poster pretty psychedelic purple red render saturated set sky splashing spot spotted square style surface texture theme turbulence unusual wallpaper weather website