Slate gray

Slate gray
Slate gray
Color coordinates
Hex triplet	#708090
sRGBB (r, g, b)	(112, 128, 144)
HSV (h, s, v)	(210°, 22%, 56%)
CIELChuv (L, C, h)	(53, 17, 239°)
Source	X11
ISCC–NBS descriptor	Grayish blue
	B: Normalized to [0–255] (byte);

Slate gray is a gray color with a slight azure tinge that is a representation of the average color of the material slate. As a tertiary color, slate is an equal mix of purple and green pigments.^[2]^[3]

Slaty, referring to this color, is often used to describe birds.

The first recorded use of slate gray as a color name in English was in 1705.^[4]

^ RGB approximations of RYB tertiary colors, using cubic interpolation."RYB RGB conversion". Archived from the original on 28 June 2013. Retrieved 29 December 2012. The colors displayed here are substantially paler than the true colors a mixture of paints would produce.
^ William J. Miskella, 1928, Practical Color Simplified: A Handbook on Lacquering, Enameling, Coloring And Painting, pp.^{[page needed]}
^ John Lemos, 1920, "Color Charts for the School Room", in School Arts, vol. 19, pp. 580–584.
^ Maerz and Paul. A Dictionary of Color. New York: 1930. McGraw-Hill. Page 204; Color Sample of Slate Gray: Page 51, Plate 14, Color Sample A2.

[1] RGB approximations of RYB tertiary colors, using cubic interpolation."RYB RGB conversion". Archived from the original on 28 June 2013. Retrieved 29 December 2012. The colors displayed here are substantially paler than the true colors a mixture of paints would produce.

[2] William J. Miskella, 1928, Practical Color Simplified: A Handbook on Lacquering, Enameling, Coloring And Painting, pp.^{[page needed]}

[3] John Lemos, 1920, "Color Charts for the School Room", in School Arts, vol. 19, pp. 580–584.

[4] Maerz and Paul. A Dictionary of Color. New York: 1930. McGraw-Hill. Page 204; Color Sample of Slate Gray: Page 51, Plate 14, Color Sample A2.

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