As you can see in the following chart, if you are a Sun sign Capricorn, you were born between Feb. 19 and March 20th. But in order to find out your rising sign, you will need your full chart and time of birth. Your rising sign (or Ascendant) is actually more important when it comes to using astrology for fashion and to understand your appearance. The elements of the sign Capricorn are the same, whether it is your Sun sign or rising sign. As you probably know, it is an EARTH sign. It's quality or modality is CARDINAL. The sign of Capricorn is ruled by the planet SATURN. The sign of Capricorn rules the area of the body: the KNEES, SKIN and TEETH. There are many opinions about colors for this sign, but they include: black, brown, dark green. You can wear those in any chroma. You can wear those colors whether this sign is your Sun sign or your rising sign. You may also want to look up the sign for both. (You can also check your Venus sign and the sign on your 6th house).
Capricorn will lend a classic and sophisticated look to any outfit. It is an ambitious sign, so will often also focus upon professional expectations and will be more conservative and refined. But they also can have a bad reputation for ignoring fashion expression due to looking like they're wearing a uniform, or like an absent minded professor. The fabric for Capricorn would be flannel.
Must haves: hiking boots, lip balm, leather gloves, button down shirt
Back on rack: loud colors, athletic gear
"Capricorns like to dress casually unless they have to step in to the spot light .They do not allocate much time for improving their physical appereance. For men, casual jeans with cotton T-shirt must be an all time favourite .At the most they would replace jeans with cotton pants.In black suit tie and with that devil-may-care attitude they look unusally attrative that some women may find difficult to resist. Capricorn women may like vegetable colors and hand blockprint designs. They can try classical and sophisticated styles for romantic evenings." source
Fashion for you:
No other sign can cross her legs with greater poise then you Capricorn girl. Your clothing are deceptively conservative. But nobody interprets body language more precisely than you. You can were the most traditional garb in such a way, that’s stylish and provocative. You might not have a low neckline, but an unbuttoned little black suit, that could distract an entire room all evening. The plaids, camel hair and cashmere are for you, colors are, earthy, blacks and browns." source