The Devil Wears Prada made a cerulean sweater a moment in fashion history. But its scientific history is much older, and more fascinating.

Designers share five ways to try the hue at home. Miranda Priestly would certainly approve.

This cerulean blue essential keeps things simple in the best way. With a mock neck and relaxed cotton jersey fit, it’s equal parts soft and put-together. Pair them with a sleek jelly heel, and you're ...

The color has an unshakable hold on musicians, artists and writers. The background color is inspired by International Klein Blue, a hue that the artist Yves Klein first mixed in the 1950s, using it to ...

Some people might see a deep sky-blue sweater and think that it is simply blue. But there are many kinds of blue, from navy to baby. And in the case of one specific sweater in The Devil Wears Prada, ...