Lady in Red

THE LOWDOWN: Picking out a shade is all about the undertones. True reds have a hint of blue. LOOKS BEST ON: This is a very universal red — it works on almost everyone.BUY NOW: Chanel Rouge Coco in Gabrielle, $30

THE LOWDOWN: The pinker the shade, the more blue in the undertone.LOOKS BEST ON: All of you who call yourself pale. It's especially pretty if you have dark hair.BUY NOW: Cover Girl Queen Lipstick in Cherrylicious, $7

THE LOWDOWN: Brown hues enrich this vibrant shade.LOOKS BEST ON: Remember: the warmer the lipstick's tone, the warmer the skin color. Dark-skinned ladies, this is all you.BUY NOW: MAC Lustre Lipstick in Lady Bug, $14

THE LOWDOWN: Don't be afraid of orange shades; they wake up almost any skin tone.LOOKS BEST ON: Warm, medium-toned skin.BUY NOW: Estée Lauder Hydra Lustre Lipstick in Rich Red, $19.50

THE LOWDOWN: Take some of the edge off red by trying a version with a matte finish. LOOKS BEST ON: Anyone who wants a little less shine in their life.BUY NOW: NARS Semi-Matte Lipstick in Jungle Red, $24