You Can Do:
I'm scared it will look too harsh.
If a full-on red is too much commitment for you, try out a lip stain instead like YSL's Rouge Pur Couture Glossy Stain in Orange de Chine ($32; yslbeautyus.com). Just dab a bit of it on the inside center of your lips, then smack them together. The effect is subtle, rosy, and youthfullike you've just finished a cherry Popsicle.
Evangeline Lilly swept onto the red carpet at The Hobbit: The Desolation of Smaug premiere in a black slightly sheer Alberta Ferretti gown with a lace overlay and tiers of tulle at the skirt, keeping all accessories to a minimum, save for studs and a gold bracelet.