a sparkling bokeh effect in shades of purple and blue creates a mystical and dreamy background, ideal for festive or

bokeh purple blue sparkling background mystical dreamy festive fantasy glitter texture abstract light blur wallpaper magical vibrant color bright shimmer decoration gradient pattern celebration circles defocused glow illumination lensflare lights particles radiant soft bubbles cheerful colortransition creative design effect festivebackground glowing gradientbackground illuminated joyful magicalbackground night shiny softfocus sparkle twinkle ai generated