abstract appearance appearances background bright checked checkered checks color colored colorful colors colour coloured colourful colours contrasting horizontal interconnected interlinked intertwined interwoven light linear lined lines patterns perspectives purple solid squared squares strength stripe stripes stripy surface surfaces texture textures vertical wallpaper blended blue columns decoration decorative design details interlaced mat matrix mosaic rows shape shaped shapes style symmetrical symmetry textured thick thin vibrant geometric geometrical ribbed ribbing striped