US Coast Guard Academy Parade Dress Blue Jacket worn by Cadet Merle Smith Jr. National Museum of African American History and Culture Uniforms of the United States Coast Guard Wikipedia File:CG Uniform COC.png Wikimedia Commons Uniform coast guard hi res stock photography and images Alamy U.S. Last week, U.S. Coast Guard Atlantic Area Command's Leadership Diversity Advisory Council (#LDAC) asked that U.S. Coast Guard members wear their Service Dress Blue uniform to work. They wanted to Engine room force, USCGC Pontchartrain, 1929, blue dress uniform.