Rainbow Rangers is an American animated preschool kids' television series co-produced by Genius Brands and Telegael Teoranta which premiered on the Nick Jr. Channel on November 5, 2018. The series follows seven nine-year-old girls who reside in the kingdom of Kaleidoscopia. The series was renewed for a second season, with the initial half-season of 13 episodes premiering on October 6, 2019, and a further 13 episodes premiering on October 11, 2020. On April 12, 2021, a third and final season was greenlit. The show’s final episode aired on April 15, 2022, when the show ended.