black dark azure sapphire blue abstract background. color gradient. geometric. wavy line. rough grain noise. light. metallic.

blue font line design pattern azure presentation aqua light black dark cobalt sapphire abstract background color gradient geometric wavy rough grain noise metallic texture deep navy electric royal lapis geometry water fabric liquid fluid sea sky grainy dust spray white digital modern futuristic paper metal brushed steel foil glitter glow beauty canvas shade ombre luxury elegant nice premium rich wallpaper wall paint retro winter frost cold christmas silver blur template shape wave curved grunge neon shine shimmer bright background gradient shape wave line noise bright design