What to wear with, help!?

so like the other week i got a pair of feather earrings from Dorothy Perkins, sorta like this one http://www.dorothyperkins.com/webapp/wcs/stores/servlet/ProductDisplay?beginIndex=0&viewAllFlag=&catalogId=33053&storeId=12552&productId=2411185&langId=-1&categoryId=&searchTerm=feather%20earring&pageSize=20 except its sort of turquoise colour, and im not sure what kind of clothes i should wear with it...help! thankss