From Leopard Gecko Wiki
The Tangelo is a combination morph developed by Ron Tremper. The traits combined to obtain a Tangelo are Tangerine, a Line Bred trait, and the Tremper Albino, a Recessive trait. In appearance, the Tangelos will have a Tremper Albino eye and will be a deep orange to a red color. See the pictures below for examples.
Tangelo Giant (Neo.Reptiliac)