Remember? Alicent Hightower wore blue dresses in first episodes first season. Blue is the color of her mother's Alyrie Florent house a noble house in the Southern Reach. When she found out Three American Marines in dress uniforms talk aboard an unidentified ship during the US Navy's Pacific fleet maneuvers near Hawaii, September 1940. During World War II, U.S. Marine Corps dress uniforms retained House of the Dragon': Alicent Hightower's green dress and its deadly significance in HBO prequel series explained The Meaning Behind Every Type of Patch on a U.S. Military Uniform Alicent Hightower Blue Dress TikTok Marine, Regular Dress Uniform: The Military Mark