background with rainbow gradients. variegated shades.

abstract acrylic artistic artwork background blot blue board boho bright brush color colorful colors colours contemporary creative drawing dry dye expression gouache gradient gradients green hand holi liquid macro magenta mood multicolor multilayer orange paint painted palette pattern picker pink purple purplish rainbow red rose saturation shades shadesn shape sketch smear smears smearsn spectrum splash strips stroke strokes texture variegated vibrant violet vivid white yellow