He is olive green and so are his fins and lips but his fins and lips are slightly brighter. He has a golden-yellow dorsal fin and wears a light purple shirt and blue shorts. His eyes were yellow in earlier seasons, but in later seasons, his eyes are beige.
In older episodes he had green shoes, bags under his eyes, a rectangular detail on his shorts, and had a wavy dorsal fin with with a tail fin.
Sometimes, he wears a black top hat with a magenta-red strip. He usually appears without his top hat.