Slate gray

grey color with a slight azure tinge
This box shows the color slate gray.
 

Slate gray is a gray color with a little bit of azure blue in it. It is the usual color of the material slate.

Slate roof

The first recorded use of slate gray as a color name in English was in 1705.[1]

Tones of slate gray color comparison chart

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Name Color HEX Code Red Green Blue Hue Sat Lum
Light Slate Gray (web color) #778899 119 136 153 210° 14% 53%
Slate gray (web color) #708090 112 128 144 210° 13% 50%
Dark Slate Gray (web color) #2F4F4F 47 79 79 180° 25% 25%
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References

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  1. 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