the light is
How is your light today?
Indigo
#4B0082
additional information
wikipedia
first ocurrence using the term "Indigo" is "Indigo".
Indigo is a deep color close to the color wheel blue, as well as to some variants of ultramarine, based on the ancient dye of the same name
goodreads
first ocurrence using the term "Indigo"
any data available
google images
first ocurrence using the term "Indigo"