While there are no absolute and steadfast rules in beauty, knowing your face shape can help you choose makeup shades and techniques that bring out every positive aspect of your natural bone structure.We’ve asked leading makeup artists for the best tips to make your features shine, whether your shape is oval, square, round, long or heart.

QUIZ: What’s Your Face Shape?

Just remember, these are helpful guidelines to have some fun with beauty—they’re not definitive rules. “There are countless ways to play up your God-given gifts with makeup,” says celebrity makeup artist and YouBeauty Makeup Advisor Fiona Stiles. “At the heart of it is always blending. Really, you can make anything work for anyone if you just blend.