swirl pattern of delicate colors. multi directional swirl radial lines.

abstract art banner burst card century child circular colors delicate design directional element exploding explosion flat floral flower graphic hippie hypnosis hypnotic illustration lines mid multi multidirectional optic pattern pop poster print psychedelic radial radiate retro rotating sixties spinning spiral square starburst striped style sunbeam sunrays sunshine swirl swirly tshirt turning twirl twist vector vintage vortex wallpaper whirlpool