art watercolor and acrylic smear wave blot brushstroke painting wall. abstract texture color stain copy space background

paint oil painting color abstract acrylic wave watercolor smear blot art background brushstroke texture pastel graphic stain palette brush stroke landscape copy space wallpaper stucco smoke mountain flow grunge ink beige pink blue scribble scrawl sketch drop sky doodle dye horizontal spot modern cloud scratch splash paper dash touch wall wall background