abstract angled angles backdrop background blended blue bright color colored colorful colors colour coloured colourful colours decorative design details geometric geometrical interconnected light linear lined lines patterns perspectives pink purple shapes striped stripes striping style texture textured textures thick thin vibrant wallpaper appearance appearances checked checkered checks contrasting horizontal interlinked intertwined interwoven solid squared squares strength stripe stripy surface surfaces vertical cream creamy dark decorated decoration nostalgia nostalgic old old-style patterned shape shaped soft tiles