Akemi Aya

Akemi Aya (明美 彩 Akemi Aya) is one of the main protagonists in Spectrum Heart Pretty Cure!. Aya is the daughter of Queen Alexandrite and King Chroma and the princess of Harmonija named Princess Iris (プリンセスアイリス Purinsesu Airisu) who sealed Venom's powers temporarily before the start of the series. Her alter ego is Cure Opal (キュアオパール Kyua Opāru) and she represents the light of prisms.

Etymology
Akemi (明美) : Ake (明) means 'bright' and Mi (美) means 'beauty'. Together, the surname means 'bright beauty'.

Aya (彩) means 'color'.

Akemi Aya means 'beautiful, bright color'.

Iris is a noun meaning 'a rainbow-like appearance'.

Opal is a gemstone commonly known for its varying colors.