Makeup artists and editors alike have said for years that blue is the most flattering color for brown eyes — but we'd beg to differ, and Lovato is the proof. In fact, shades of lilac, lavender, and plum are just the kind of pop you need to bring out the warmth in your irises. Better still, and as demonstrated last night, there are so many ways to wear it. Ahead, how to recreate the twosome's purple eyeshadow look on any budget.
