If you're going with a collarless blouse, it only makes sense to add your own collar via contrasting statement necklace. Mint and coral is one of my favorite combinations recently, and for some reason I'm loving the double-foldover-pocket look between the blouse and utility skirt.
Equipment blouse, Kenzo skirt, Vince Camuto necklace, Michael Kors Collection handbag, ASOS flats, Essie First Timer
And matching your handbag to your necklace? This blogger says why not.