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Slate gray is a
* The exterior shells of 
* The S
gray
Grey (more frequent in British English) or gray (more frequent in American English) is an intermediate color between black and white. It is a neutral or achromatic color, meaning that it has no chroma. It is the color of a cloud-covered s ...
color with a slight azure tinge that is a representation of the average color of the material slate
Slate is a fine-grained, foliated, homogeneous, metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade, regional metamorphism. It is the finest-grained foliated metamorphic ro ...
. As a tertiary color
A secondary color is a color made by mixing two primary colors of a given color model in even proportions. Combining two secondary colors in the same manner produces a tertiary color. Secondary colors are special in traditional color theory, ...
, 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.
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Variations
Light slate gray
Displayed at right is the web color light slate gray.Dark slate gray
Displayed at right is the web color dark slate gray.In human culture
Computers
* The exterior shells of supercomputer
A supercomputer is a type of computer with a high level of performance as compared to a general-purpose computer. The performance of a supercomputer is commonly measured in floating-point operations per second (FLOPS) instead of million instruc ...
s are often colored various shades of slate gray.
* The iPhone 5
The iPhone 5 is a smartphone that was developed and marketed by Apple Inc. It is the List of iPhone models, 6th generation iPhone, succeeding the iPhone 4s, and preceding both the iPhone 5s and iPhone 5c. It was formally unveiled as part of ...
and the iPad Mini
The iPad Mini (branded and marketed as iPad mini) is a line of small tablet computers developed and marketed by Apple Inc. It is a sub-series of the iPad line of tablets, with screen sizes of 7.9 inches and 8.3 inches. The first-generation ...
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
The New York City Subway is a rapid transit system in New York City serving the New York City boroughs, boroughs of Manhattan, Brooklyn, Queens, and the Bronx. It is owned by the government of New York City and leased to the New York City Tr ...
service bullet, used in three out of the system's services, is colored slate gray.
Military
* The Fleet Air Arm
The Fleet Air Arm (FAA) is the naval aviation component of the United Kingdom's Royal Navy (RN). The FAA is one of five :Fighting Arms of the Royal Navy, RN fighting arms. it is a primarily helicopter force, though also operating the Lockhee ...
aircraft Temperate Day Scheme in the World War Two
World War II or the Second World War (1 September 1939 – 2 September 1945) was a global conflict between two coalitions: the Allies and the Axis powers. Nearly all of the world's countries participated, with many nations mobilisi ...
was dark slate gray over extra dark sea gray on top sides and Sky on undersides. This scheme was referred as "slime over sludge".
See also
*List of colors
These are the lists of colors;
* List of colors: A–F
* List of colors: G–M
* List of colors: N–Z
* List of colors (alphabetical)
* List of colors by shade
* List of color palettes
* List of Crayola crayon colors
* List of RAL colours
* List o ...
References
Tertiary colors Shades of gray {{color-stub