How much thought do you put into your outfit before a job interview? You may already know the importance of dressing professionally, but the colors you wear require just as much consideration. The colors you wear say a lot about the type of person you are, whether accurately or not. The best colors to wear for a job interview, according to those surveyed, are blue (23 percent) and black (15 percent). On the flip side, the worst color you can wear is orange (25 percent of employers), which tends to be associated with someone who is unprofessional. Many employers felt more conservative colors such as black, blue, gray, and brown conveyed a sense of professionalism. Read more.