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 Left, Dinner Dress Blue Jacket uniform for women CHIEF PETTY Officers. Right, Dinner Dress White Jacket uniform for women officers PICRYL Public Domain Media Search Engine Public Domain Search Approaching the traditional party season, with its abundance of corporate evening events and social celebrations aplenty, here we turn our attention to the classic black tie dinner suit, otherwise Blue Dinner Jackets Sportcoats Jos A Bank