3.M. Military Uniform Equivalents Coast Guard Navy Marine Corps Army Air Force When worn. Formal Dress Formal Dress Evening Dress Blue Mess/ Blue Formal Official formal evening functions Evening Dress Dress after 6:00 PM. State occasions, diplomatic service (Equivalent to white tie). Dinner Dress Dinner Dress Evening Dress Blue Mess Blue Mess Winter evening wear for social Blue Jacket Blue Jacket Dress Dress functions of general or official nature. (Equivalent to black tie) Dinner Dress Dinner Dress Mess Dress White Mess Blue Mess Summer evening formal functions, White Jacket White Jacket Dress Dress dinners, dinner dances or club affairs. (Equivalent to black tie) Dinner Dress Dinner Dress Dress Blue A Army Blue Ceremonial Same as Dinner/Mess Dress but less Blue Blue Dress White A (bow-tie) Dress Blue formal occasions requiring more Dinner Dress Dinner Dress Army White Ceremonial formality than service uniforms White White (bow-tie) Dress White Full Dress Blue Full Dress Blue Dress Blue A or Army Ceremonial Worn year-round for Change of B Green/Blue Dress Blue Command ceremonies, parades, and reviews when special honors are being paid, such as official visits of and to U.S. and foreign officials. Full Dress Full Dress Dress White A Army White Ceremonial Same as above as summer or tropical White White or B Dress White uniform. Service Dress Service Dress Service A Army Green Service Dress Business and informal social Blue (Bravo) Blue Service A Army White Service Dress occasions as correct for local custom. Service Dress Service Dress White White Tropical Blue Summer Khaki Service C Army Green Service To compensate for climate variations Long White Winter Service B Army Green Uniform as per prescribing authority and where Winter Dress Blue Service coat and tie are not required or Blue Uniform expected Undress Blue Aviation Utility Battle Dress Utility When working at unit or plant Working Blue Working environment, when in environments Operational Green\Blue where soiling clothing is expected. Dress Winter Work May be worn commuting and brief Khaki/Blue/ stops for gas or drive thru. This is not Dungaree a liberty uniform. .