blue

Blue Sapphire is very brave, but also overly excited, and is known for being the strongest mermaid princess of the sea and the queen of sports.

Although she is obsessed with winning, she likes to compete fairly, and is faster, more lively, and more energetic than anyone else, However, although she sometimes behaves harshly mainly due to her excessive competitive spirit, she is also a loyal super heroine who values ​​her friendship with her friends.

Blue Sapphire has tan skin, blue eyes with blue raindrops, and long blue hair in a bubble ponytail.

She also wears a yellow circlet with a blue water drop shaped-jewel and yellow water drop-shaped earrings.

Her Rainbow Catcher comes in the form of a waistbag with a teardrop symbol on it.

In her human form, she wears a light blue jacket, dark blue pants with a white stripe and white shoes with blue outlines.

In her mermaid form, she wears a light blue tiara, a light blue tank top with a blue raindrop, yellow bracelets and a blue mermaid tail in a shape of a raindrop. In her magical girl form, she has a rainbow in her eyes and she has pink and cyan highlights in her hair.

She also wears a gold crowned hair-tie shaped like a droplet on her head. She wears a blue jumpsuit with white stripes and a rainbow raindrop, dark blue gloves and blue boots with thick rainbow outlines. Jellyfin is Blue Sapphire's fairy pet.

Jellyfin is a jellyfish creature with light blue skin, blue eyes, and three tentacles. His eyes have tear-shaped marks that resemble Blue Sapphire's earrings in their pupils. His eyebrows are a darker blue than his body.

She's friends with Six other Princesses: Red Ruby, Yellow Gold, Green Leaf, Purple Star, Orange Amber, and Indigo Keen.