I watched this video on youtube & thought "It doesn't look that difficult. I could do that!" And, here's the result from my 1st attempt.
I use 3 colours: China Glaze in Sea Spray, China Glaze in Spontaneous & Essie in Big Spender.
Link for youtube video MissJenFabulous
Link for a blog tutorial thecraftyninja.com
Try this look & let me know your colour combination.