watercolor deep peacock blue old background texture. hand painted dark turquoise watercolour backdrop. stains on paper

abstract abstraction aged aquarelle art artistic backdrop background beautiful blue bright calm color colorful contemporary dark decorative deep dirty drawing grunge hand illustration liquid mark material modern old overlay paint painted paper peacock retro soft splash spot stain stains surface teal template texture textured turquoise vintage wall wallpaper wash water watercolor watercolour watery