Male Officer Dinner Dress Blue Navy Blue dinner dress Navy Satin Lace Boat Neck Mermaid Bridesmaid Gown Long Navy Blue Off the Shoulder Evening Gown Bridesmaids Dresses TheCelebrityDresses 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. NAVY MALE CPO ENLISTED DINNER DRESS BLUE JACKET UNIFORM