abstract angles artistic backdrop background blended blue bright brilliant circles circular color colored colors colour coloured colours corners decoration decorative design detailed detailed patterns edges geometric geometrical green image images interconnected intermeshed interwoven kaleidoscopic patterns light lines mandala multicoloured patterns perspectives pointed points radiating rays rounded shapes sharp style texture textures vibrant wallpaper white black yellow art arty dark intricate intricate patterns pebbles red vibrancy beaded brown cream pink squares accumulations algae attached clinging coastline covered ebb-and-flood ebb-and-flow filamentous holdfasts layers levels low-tide ocean pounding rocks rocky rough sea seashore seaside seaweed shadows shore shoreline slimy slippery spray sticking stones stony stuck sunlight sunshine surf surge surging tidal tide tides velvety water waves wet delicate fine