abstract image of swirling, flowing patterns in shades of purple, blue, and gold, resembling liquid marble or a cosmic

swirling flowing patterns purple gold nebula galaxy universe cosmic dreamy ethereal vibrant smooth seamless organic iridescent psychedelic abstract art background colorful decoration decorative design fractal graphic illustration light pattern bright futuristic artistic black creative element magical multicolor backdrop concept effect glow modern space style texture wallpaper fantasy show vivid artwork beautiful beauty deco generate highlight kaleidoscope mandala mosaic ornament render shade blue cover diagonal digital energy fashion geometric gradient holographic line lines liquid motion multicolored particles rays straight ai generated