graffiti paint strokes and drips on the black wall. modern hipster street art background with copy space

abstract art backdrop background blue brush brushstroke close colorful concrete creative crumpled damage design dirty drawn dribble drips graffiti grunge grungy layers liquid message messy motion oil paint pattern post retro rough sign sketch smudges spatter splash splashed splatter stain streetart stroke stucco surface texture textured urban vandalism wall wet