Matching foundation to your skintone can be straight up confusing. Are you fair with cool undertones? Or warm? If you have an olive skin tone, should you look for golden undertones? Or pink? And what’s a skin undertone anyway? No, you’re not destined to wonder if you’re wearing the right shade of makeup; there are a few easy tricks you can use to make finding your hue a total cinch.

We headed to Credo Beauty in San Francisco to get advice from Alima Pure makeup artist Ashley Rebecca. She told us that the first step to finding your ideal shade involves your wrist — not your face. Watch the video above for more formula matching pointers so you can choose your next foundation like a total pro.

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