abstract appearance background blended blue color colored colorful colour coloured colourful connected decorative design details geometric geometrical interconnected intermeshed interwoven light linear lined lines patterns perspectives shape shaped shapes stripes striping style texture textured textures thick thin vibrant wallpaper black circles circular raised white angles artistic backdrop bright colors colours rows fabric green textile textiles connections paint red swirling swirls pattern glass office pentagon stoke-on-trent windows Cardiff city houses perspective Roath sky street urban halftone pink purple