Uniform: Dinner dress blue, female Navy chief petty officers PICRYL Public Domain Media Search Engine Public Domain Search 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 Navy Blue Short Evening Dress Homecoming Dress Short Party Dress fg775 formalgowns US NAVY Female Officer Enlisted Dinner Dress Blue Jacket Second Tour Uniforms Navy Blue Floral Satin V neckline Long Party Dress, Blue Evening Dress on Luulla