soft, colorful bokeh effects create a dreamy atmosphere with shimmering lights in various sizes against a tranquil blue

bokeh soft focus blue background colorful lights shimmering dreamy abstract blurred gentle calm light effects round shapes glowing sparkle decoration texture design spots vibrant colors visual art wallpaper festive tranquility ambiance circular motifs smooth brightness illumination aesthetics creativity depth hues peaceful beauty interest expression holiday orbs serenity enchanting modern elegance ai generated