In general , you can see colorful cocktail dresses in a cocktail party , you know the cocktail party is usually informal and like a friends' meeting , but the party atmosphere is very hot , all people are quite happy . As for modern girls , it seems that colored or brighter color cocktail dresses on them are familiar , which can be easy to attract more attention . Maybe you can try on white cocktail dresses , which can give people a kind of pure feeling . Pure and cute temperament can make you more shinning in the crowds .