of defocused vibrant pink blue soft flecks texture on dark art empty space background. blur neon glow. fluorescent

background blue purple pink light dark glow effect bright texture blur abstract disco art ultraviolet futuristic color gradient defocused neon smooth colorful flecks copyspace empty space illumination copy night trend layer fluorescent leak modern radiance wallpaper magenta banner filter creative decoration overlay mask soft flare led blurred glare vibrant background glow