Sagittarius (22 Nov.-21 Dec.): Base Breaker Hair Colour Trend As a Sagittarius, you're the type of person who likes to walk into the salon and let your hairstylist do whatever with your hair, meaning you're adventurous and go with the flow. The base breaker hair colour trend is perfect for you because it sounds daring and gives you a look that's completely your own depending on what colours you use. Image Source: Getty / Claudio Lavenia