The name Indigo is of Greek origin and means "Blue Dye." The origin is the culture in which the name originated, or in the case of a word--the language in which it most appears.
From the Greek meaning "Blue dye from India"
Indigo is on 643 BN name lists Indigo is currently not ranked on the BN charts Indigo is currently not ranked in U.S. births
Indigo 
