Blue Formal Dresses & Evening Gowns for Women Azazie Light Blue Prom Dress with Slit, Evening Dress ,Winter Formal Dress, P classygown Runaway The Label MARGOT Bridesmaids Semi Formal Maxi Dress Sage XS AUS Historically, women's evening dress tended to be more physically revealing than day dress. Worn in private or semi private spaces, dresses with low necklines and bare arms were accepted as aesthetically sublimated eroticism. [