Coal color hex code is #151716

What is Coal Color?

Coal has the hex code #151716. The equivalent RGB values are (21, 23, 22), which means it is composed of 32% red, 35% green and 33% blue. The CMYK color codes, used in printers, are C:9 M:0 Y:4 K:91. In the HSV/HSB scale, Coal has a hue of 150°, 9% saturation and a brightness value of 9%.
Details of other color codes including equivalent web safe and HTML & CSS colors are given in the table below. Also listed are the closest Pantone® (PMS) and RAL colors.

Coal is not part of the web colors list and, therefore, cannot be used by name in HTML and CSS code. The best way to apply the color to a web page is to put in the hex, RGB and/or HSL values. Please also note that the CMYK numbers mentioned on this page have been calculated from the hex code using well-known formulae and are only approximations.

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Coal Color Codes

Hex Code	#151716
RGB Values	(21, 23, 22)
CMYK Values	(9%, 0%, 4%, 91%)
HSV/HSB Values	(150°, 9%, 9%)
Closest Web Safe	#000000
Inverse Color	#EAE8E9 [Bright Gray]
Closest Pantone®	Black 6 C
Closest RAL	8022 [Black brown]
Complementary Color	#171516 [Chinese Black]

Coal Converted to Grayscale Codes
Simple Average	#161616
Desaturated	#161616
Weighted Average (Most Common)	#161616
Weighted Average (Luma)	#171717
Weighted Average (Gamma Adjusted)	#515151

Coal Color Palettes

Coal is almost gray. We don't think there is any need to display the color palettes.

Complementary color palette of 151716. Complementary color is 171516

Complementary Palette

The complement of Coal is Chinese Black with the hex code #171516. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #151716 color is offered by #171516. The complementary color palette is easiest to use and work with. Studies have shown that contrasting color palette is the best way to grab a viewer's attention.

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Analogous color palette with (151716, 151717 and 151715)

Analogous Palette

The analogous colors of Coal (#151716) are Chinese Black (#151717) and Chinese Black (#151715). In the RGB color wheel, these two analogous colors occur to the right and left of Coal with a 30° separation on either side. An analogous color palette is extremely soothing to the eyes and works wonders if your main color is soft or pastel.

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Split Complementary color palette with (151716, 171517 and 171515)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Coal (#151716) are #171517 (Chinese Black) and #171515 (Chinese Black). A split-complementary color palette consists of the main color along with those on either side (30°) of the complementary color. Based on our research, usage of split-complementary palettes is on the rise online, especially in graphics and web sites designs. It may be because it is not as contrasting as the complementary color palette and, hence, results in a combination which is pleasant to the eyes.

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Triadic color palette with (151716, 161517 and 171615)

Triadic Palette

Coal triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #161517 (Chinese Black) and #171615 (Chinese Black) along with #151716 create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

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Tetradic color palette with (151716, 161517, 171516 and 161715)

Tetradic Palette

The tetradic palette of Coal has four colors - #161517 (Chinese Black), #171516 (Chinese Black) and #161715 (Chinese Black) in addition to the base color (#151716). A tetradic color palette is complex and, in most cases, should not be used off-the-shelf. We suggest tweaking the colors slightly to achieve desired results.

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Square color palette with (151716, 151517, 171516 and 171715)

Square Palette

Coal square color palette has #151517 (Chinese Black), #171516 (Chinese Black) and #171715 (Chinese Black). Quite like triadic, the hues in a square palette are at the maximum distance from each other, which is 90°.
Note: For several colors purposes, a square palette may look much better than the tetrad color palette.

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Coal Color Rainbow Palette

Our Coal rainbow color palette is based on the RGB model and consists of 7 colors, just like the traditional rainbow. You might not see a lot of variation in color, especially if the chosen color is dark or extremely light. However, this can lead interesting rainbow palettes that are faded, soft, pastel or dull.

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