psychedelic liquid drip melt 1970s neon groovy stripe trippy y2k pattern

1970s 70s 80s 90s abstract aesthetic background blue chevron colorful curl curve diagonal drip drop flow fluid gradient green grid groovy hippie hipster indie layer layout linear lines liquid melt multicolor neon orange pattern pop art psychedelic rainbow repeat retro stripe style summer swirl textile texture trendy trippy twirl wave y2k