When it comes to weddings, the fun factor should be in full force. And there's perhaps no better way to up the atmosphere than with bright, colorful rainbow touches. Whether you're throwing an LGBT ceremony — yay for this week's gay marriage wins! — or looking to have the most memorable wedding ever, let these vibrant details be an inspiration for your big day. Rainbow cake? Check. Rainbow ribbons? Done. Read on for incredible ideas that will take your wedding from nice to noteworthy.