blurred green and brown pastel colors soft wave colorful effect for background abstract, gradient in water color art

abstract acrylic art artistic arts backdrop background backgrounds blue blurred bright brown cloudy color colored colorful colors colour concept design digital draw drawing effect gradient graphic green grey grunge illustration illustrations image multicolor orange overflowing paint paper pastel pink purple red rough soft splash stain style sweet swirl texture textured textures vibrant wallpaper water watercolor wave white yellow