abstract art backdrop background blue brushstrokes colors colours concept daubs decay design fill graphic grunge old paint paintings smear spring summer texture white angles blended colored colorful coloured colourful contrast contrasting dark decorative distinctive fractal-art green interconnected light merge merging patterns perspectives pink psychedelic-art shape shaped shapes splashes style surface surfaced surfaces surfacing symmetrical symmetry textured textures thick thin vibrant wallpaper bio brassica cloud clouds color colour colza crop crops fields flower flowers harvest nature rapefield turnip yellow bright field mosaic orange painted painting pattern structure structures iron metal metals oxide pastel rust rusted rusting rusty steel wheathered artistic details dots dotted fine geometric geometrical horizontal intermeshed interwoven linear lined lines linked links matrix mesh purple appearance edges interlinked intertwined intricate patterned criss-cross fragile wafer circle circles circular fabric mandala rolls tubes tubular black center central centre net radiating rows