abstract multicolored bokeh on a dark background. beautiful background with blue-purple bokeh on a black background

light glowing design abstract background bright blur shiny pattern bokeh blurred color defocus beautiful effect backdrop shine glitter black colorful defocused wallpaper blue white circle magic decoration glow festive round blurry sparkle silver golden christmas yellow lens disco champagne garland twinkling lights 2023 atmosphere decor decorated ornament abstraction 2024