(Cushnie et Ochs, Tadashi Shoji, Carolina Herrera, Milly)

It’s official: that stuffy rule that black and blue don’t mix has been thrown out of the fashion handbook. This is a trend you can easily try out before even hitting the mall. So go ahead an experiment: While cobalt creates a major statement, mixing navy with black gives a subtle depth for a mysterious look.

Photo credit: Style.com