hand drawn big brush stain. monochrome ink painted stroke. artistic backdrop. one color grungy background.

abstract art artistic backdrop background banner black blot blotch brush brushstroke craft creative decoration decorative design drawing drawn dry dye freehand gradually graphic grayscale grunge hand illustration imprint ink isolated monochrome paint paintbrush set shape sketch smudge space splash splatter splodge splotch spot stain stripes stroke stylish surface watercolor