Color Names

Celestial Indigo

Midnight sky, deeper than the darkest denim, where stars are most visible.

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Celestial Indigo is a deep blue, close to navy.

It can be described as deep, rich, dark and dim.

Set in white, because white reads best on it.

Celestial Indigo

Indigo

Indigo is a term used for a number of hues in the region of blue. The word comes from the ancient dye of the same name. The term "indigo" can refer to the color of the dye, various colors of fabric dyed with indigo dye, a spectral color, one of the seven colors of the rainbow as described by Sir Isaac Newton, or a region on the color wheel, and can include various shades of blue, ultramarine, and green-blue. Since the web era, the term has also been used for various purple and violet hues identified as "indigo", based on use of the term "indigo" in HTML web page specifications.

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celestial

Adjective

  1. Of, relating to, or located in the sky or outer space, where the Sun, Moon, planets, and stars are visible.
  2. Of a nose: upturned, as if towards the sky.

Adverb

  1. Synonym of celestially (“in a celestial manner (adjective senses)”).
Wiktionary

indigo

Noun

  1. A purplish-blue color.
  2. A greenish dark blue color; the color of indigo dye.

Adjective

  1. having a deep purplish-blue colour
Wiktionary