There are two major shades of midnight blue—the X11 color and the Crayola color. This color was originally called midnight. The first recorded use of midnight as a color name in English was in 1915.1
At right is displayed the color midnight blue. This is the X11 web color midnight blue.
At right is displayed the dark shade of midnight blue that is called midnight blue in Crayola crayons. Midnight blue became an official crayola color in 1958; before that, since having been formulated by Crayola in 1903, it was called Prussian blue.
Maerz and Paul (1930). A Dictionary of Color. New York: McGraw-Hill. p. 199; color sample of midnight: page 103, plate 40, color sample A8. ↩
Evans, Martyn; Burt, Tim (2016). The Collegiate Way: University Education in a Collegiate Context. Rotterdam: Sense Publishers. p. 87. ↩
"School Colors". University of Toledo. Retrieved 2017-10-27. http://www.utrockets.com/ViewArticle.dbml?DB_OEM_ID=18000&ATCLID=1255502 ↩
"Edmonton Oilers". NHL Uniform Database. Retrieved 2020-11-08. http://www.nhluniforms.com/Oilers/Oilers.html ↩