Bleu is a Flip-Flopian that is blue in color. He also wears a purple beret.
Bleu is an artist that lives in Flopside with his daughter Lily. Bleu speaks in a French accent. Bleu can also change Princess Peach's hairstyles but they turn back to normal once she leaves the area.
- His name means "Blue" in English which describes his appearance.
- Bleu's Flipside counterpart is Sacre which, together, makes a famous French phrase, Sacre bleu!