If you've ever looked up at a clear night sky and couldn't decide exactly what color it was, you've discovered a variation of blue-black. Ahead, learn more about the trend and how to maintain this ...

The background color is inspired by International Klein Blue, a hue that the artist Yves Klein first mixed in the 1950s, using it to make an array of monochromatic paintings until his death in 1962.

Our research from 2019 challenged these assumptions, revealing a more complex picture than the pink-blue divide we've come to accept so widely. In our study, we used a computerized color picker ...