1. Apply one coat of magenta (we're loving Estee Lauder nail lacquer in Purple Passion, $19; at Nordstrom) over the entire nail. Let dry.
2. Place a french manicure strip at the bottom third of your nail.
3. Apply green, such as Revlon Top Speed nail enamel in Emerald ($6; at Target), from the strip to the base of the nail.Read MoreLess