Slate gray
Color
| purple | slate | green |
Slate gray is a moderate shade of gray with a slight azure tinge, which represents the average color of slate, a metamorphic rock often used in stonemasonry. As a tertiary color, slate is an equal mix of purple and green pigments.
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.
01Variations
Light slate gray
| Light slate gray | |
|---|---|
| Color coordinates | |
| Hex triplet | #778899 |
| sRGBB (r, g, b) | (119, 136, 153) |
| HSV (h, s, v) | (210°, 22%, 60%) |
| CIELChuv (L, C, h) | (56, 19, 239°) |
| Source | X11 |
| ISCC-NBS descriptor | Grayish blue |
| B: Normalized to [0-255] (byte) | |
Displayed at right is the web color light slate gray.
Dark slate gray
| Dark slate gray | |
|---|---|
| Color coordinates | |
| Hex triplet | #2F4F4F |
| sRGBB (r, g, b) | (47, 79, 79) |
| HSV (h, s, v) | (180°, 41%, 31%) |
| CIELChuv (L, C, h) | (31, 14, 192°) |
| Source | X11 |
| ISCC-NBS descriptor | Dark bluish green |
| B: Normalized to [0-255] (byte) | |
Displayed at right is the web color dark slate gray.
02In human culture
Computers
- The exterior shells of supercomputers are often colored various shades of slate gray.
- The iPhone 5 and the iPad Mini comes in a dark slate gray colored aluminum body contrasted with black.
- Western Electric used the term SLATE for the color instead of gray in their 25-pair (and multiples) cable for pairs 5-10-15-20-25.
Transportation
- The S New York City Subway service bullet, used in three out of the system's 25 services, is colored slate gray.
Military
- The Fleet Air Arm aircraft Temperate Day Scheme in the World War Two was dark slate gray over extra dark sea gray on top sides and Sky on undersides. This scheme was referred as "slime over sludge".
Sources and credits
This article is adapted from the Wikipedia article “Slate gray”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- St Fagans Tannery 7.jpg by Zureks, CC BY-SA 3.0
- Thinking machines cm2.jpg by Don Armstrong, GPL
- Roadrunner supercomputer HiRes.jpg by LeRoy N. Sanchez, Records Management/Media Services and Operations, Attribution
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