How about some bold neon eyeliner? I love using bright eye shadow colors wet or with a mixing medium like Inglots Duraline. Duraline is the best mixing medium I've tried, waterproof and transfer resistant!
EYES
Sugarpill Cosmetics Eye Shadow Flamepoint, Acidberry, Velocity
Makeup Geek Vanilla Bean
Anastasia Beverly Hills DipBrow Ebony
Inglot Duraline