abstract art background checkerboard colorful gray illustration melody music ribbon song vector wallpaper wave backdrop bronze color colors colour colourful colours green handcrafted handicraft massice metal old oxidated sculpture sculptured structure structures texture textures wheathered curves kaleidoscope line pattern pink red symmetry lavender lilac magenta purple swirls violet blue colored coloured desktop irregular multicolored multicoloured soft spotted stained turquois turquoise paper pastel pastels series variation variations