Dinner Dress Whites for the Navy Ball in Singapore in 1996. Foraml Mermaid One Shoulder Royal Blue Satin Prom Dress Evening Dress Service Dress Blue (Yankee) uniform was for "warm weather afternoon and early evening functions such as yachting parties." The uniform was formally phased out in 2011 : r navy U.S. Naval Reserve c1923 Cadet's "Evening Dress, Blue" Jacket The Navy Dress uniforms! : r navy Elegant A line Straps Tulle Navy Blue Prom Dresses Formal Evening Dres PreppyDress