A basic guide to royal dress codes: white tie White tie is the big daddy of dress codes, reserved for the most formal of events such as state banquets. The clue Royal Princess Dress Birthday Coordinate The dress code for my birthday event was black and red to match the Royal Princess Alice studio (and I really like the combination lol), so I wore 14 Royal Style Secrets Princess Catherine Has Mastered to Become an Icon Girls' Rapunzel Costume Dress Disney Tangled Inspired Satin Ball Gown Etsy Easy Princess Dress Pattern: Have You Seen Frozen? So Sew Easy