abstract background with colorful bokeh lights and rain drops, perfect for festive or celebratory s

background bokeh light raindrop festivity design celebration colorful party luminescence excitement rejoice cheerful glimmer joyful gleam gala partygoer spectrum merrymaker celebratory vivid multicolored abstract rainbow vivacity luminary sparkle illuminate fun shimmer glow luminosity vibrant pizzazz perfect jubilee rain brighten shine drop brightness occasion gleeful partytime brilliant shininess radiance festal gaiety lights drops festive designs generative