Aside from the fact that blue is calming and a fan-favorite, it may also give you an advantage next time you're going to a job interview. A study by CareerBuilder" target="_blank" class="inline-link">https://press.careerbuilde... revealed that about a quarter of hirers prefer job candidates to wear blue at their interview. Of course, there are colors" target="_blank" class="inline-link">https://www.thelist.com/26... you should avoid at interviews , too. Overall, blue is a color that makes you appear calm, put-together, and approachable, and is appropriate for just about any occasion. It's also a good choice if you find yourself appearing before a judge — while you may think blacks and dark grays are appropriate for the courtroom, these colors can appear dark and secretive. Navy gives off a serious vibe while still conveying a sense of trustworthiness.