Diluc (or "He") has pale skin, red eyes, and bright red hair that goes down to the middle of his back. He wears a long black coat with a high collar, gold accents, and two layers of gold buttons down the front. He also wears a white vest with gold buttons, which is visible beneath his coat. Underneath the vest, he wears a black button-up shirt with short sleeves. He wears black gloves that extend up to his wrists and have a red fabric on the palms. On his legs, he wears black pants and boots.