Decide whether your skin tone is warm, or cool. Warm skin tones have yellow undertones and cool skin tones have blue undertones. To determine whether you are warm or cool, place a piece of gold and silver jewellery next to your face and decide which blends better. If the gold blends better, you have a warm complexion, and if the silver blends better you have a cool complexion. Turns out picking the right shade of lipsticks or lip gloss isn't so complicated, after all. Of course it would take me 15 years of buying the wrong shades of lip color to find this out. Cool lipstick colors are: pink, raspberry, plum, cherry, crimson, and...