abstract geometric triangles seamless pattern. doodle

abstract background black blue careless color colorful colourful contour cyanic decorative design diagonal doodle drawing drawn fabric fashion geometric geometrical grayish green greyish hand handdrawn illustration motley multicolored multicoloured neglectful ornament outline pattern print scrawl scribble seamless simple sketched slipshod sloppy striped style textile texture triangle triangles varicolored varicoloured vector wallpaper