abstract art arts backdrop background canvas color colors colour colours craft crafts paint painting pastel pastels rough wave waves black cold crystal crystals design frost ice natural natural texture nature pattern texture textures white winter grunge grungy hue hues rustic shade shades tone tones brown image net netted netting orange shape shaped spreading stain stained surface surfacing textured weave woven blend blends curves gradient soft stroke strokes colorful distortion floral flower green spin twirl wonder yellow animal backgrounds cat cats decoration illustration imagery paper silhouette vector wallpaper