What is sombré? First, let's take it back to the OG trend: ombré. It's every lazy girl's dream: let your roots grow out and, essentially, you've got the look. (One of the trend's redeeming qualities.) Over the past few years, we've seen this look go from dip-dyed ends to drastic color pairings — deep black roots with platinum-blonde ends or red with brunette — and now it's time to refresh yet again!