How it works is basic color theory: picking the right colors based on your hair color ... If you have cool skin undertones, ...

Enter undertones, the hint of color you see beneath your skin that ranges from warm (yellow or golden), cool (pink, red or bluish ... you stop wasting time." The best way to know if you have ...

Undertones, coverage, and finish must all be considered during the quest to find the perfect foundation. And the shade match ...