There’s no higher beauty staple than black eyeliner. Except maybe black mascara. We’re here to challenge both of these makeup essentials for the simple reason that there’s a better alternative to basic black out there—blue. Cue the gasps as images of ’80s eye makeup scroll through your head! But that’s not the type of blue eye makeup we’re talking about. What we have in mind is a bit subtler, with a whole different end result.