For my black & white nails, I went with two of my favorite e-tailers, Serum No5 and KB Shimmer. The base for this incredibly simple look is two coats of Guiding Light, a glow in the dark white named after the soap I never missed in the '80s. The black is one coat of Spot Sign by KB Shimmer.
It was hard for me to choose a violet nail polish for today! In the end, I went with Easy as Pie by Cadillacquer, largely because of the tiny magenta glitters. Two coats of Easy as Pie:
I bought Easy as Pie via Etsy, but apparently that store is closed. There's a referral link to cadillacquer.com, but it goes straight to a blog. So if you're interested in ordering, it looks as if Hypnotic Polish is your best bet, but I haven't ordered from them.
My yellow nails are a scary franken I created to serve as the centers for some textured daisies. It's a combo of Zoya Creamy and Formula X for Sephora Sci-Fi. If you're feeling brave, check it out after the jump.