holographic gradient blur in neon purple, teal, orange for y2k, 2000s aesthetic

holographic gradient blur neon purple teal orange y2k 2000s style iridescent glow smooth texture wallpapers digital art modern visuals creative design vibrant pastel abstract colorful trendy fusion ambient background shimmer dreamy aura vision innovative grainy blurred soft wallpaper digita backdrop banner noise pattern grain vintage textured dark overlay futuristic