bold naive playful squiggle seamless pattern. abstract black and white matisse pattern. messy graffiti sketch wallpaper print.

squiggle bold naive seamless pattern line scribble simple abstract matisse texture brush grunge stroke geometric wallpaper modern shape background curve doodle wave design graphic playful organic boho hand 90s 80s 70s 60s messy groovy 1970s minimal hippie retro vintage print trendy contemporary funky aesthetic backdrop handdrawn nursery kids black white pattern graffiti sketch print backgrounds drawn dryâ brushâ textures