Kuroo is noted to be tall and lean with broad shoulders, well-built arms, and a muscular frame. He has narrow, hazel colored (grey in the manga) eyes with cat-like pupils that make him appear sly and intimidating. His black hair is naturally messy and spikes upwards due to his bed head. Personality. Kuroo has a laid-back yet scheming personality and is considered a "provocation expert" by many. He would actively provoke others and is unrelenting when dishing out snide remarks.