Species: Human
Age: 15
Birthday: December 22
Height: 175 cm (5'9")
Gender: Male
Hair Color: Black
Eyes Color: Green (Manga)
Dark Blue (Anime)

Megumi is a tall, dark-haired boy with blue eyes. He wears the standard uniform of Tokyo Metropolitan Magic Technical College which consists of a long-sleeved shirt and a high collar of dark color, dark trousers and shoes.

(Source: Jujutsu Kaisen Wiki)