Vulcan

#18151B

General Information about #18151B (Vulcan)

The hex color #18151B, also known as Vulcan, is a very dark, desaturated shade of brown. It belongs to the family of near-black colors, characterized by its low lightness and minimal color saturation. In the RGB color model, it is composed of 9.41% red, 8.24% green, and 10.59% blue. In the HSV color model, it has a hue angle of 260 degrees, a saturation of 0.11, and a value of 0.11. This color is often associated with elegance, mystery, and sophistication, and it can be used in various design contexts to convey a sense of luxury or understated style. Its near-black nature makes it versatile for backgrounds or as a base color for designs that require a muted palette.

The hex color #18151B, also known as Vulcan, presents accessibility challenges due to its dark nature. When used as a background color, sufficient contrast with text is crucial to ensure readability for users, especially those with visual impairments. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Therefore, pairing #18151B with light-colored text (e.g., white or a very pale yellow) is essential. Using online contrast checkers can help verify compliance. Additionally, avoid using this color for interactive elements or important information without proper contrast, as it can lead to a poor user experience. Consider offering alternative color themes or providing customization options to accommodate users' preferences and needs. This is especially important for websites and applications aimed at a diverse audience.

Shades

Digital Color Formats

RGB
24 21 27
RGB24 21 27
Red
Green
Blue
HSL
270 12.5% 9.41%
27012.59.41HSL
Hue
Saturation
Lightness
HWB
270 8.24% 89.41%
2708.2489.41HWB
Hue
Whiteness
Blackness
hex#18151B
rgb24 21 27
hsl270 12.5% 9.41%
cmyk11.11% 22.22% 0% 89.41%
hwb270 8.24% 89.41%
xyz-d650.01 0.01 0.01
oklch0.202 0.0126 307.71
oklab0.202 0.01 -0.01
CMYK
11.11% 22.22% 0% 89.41%
11.1122.22089.41CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.01
0.010.010.01XYZ
X
Y
Z
OKLCH
0.202 0.0126 307.71
0.2020.0126307.71LCH
Lightness
Chroma
Hue
OKLAB
0.202 0.01 -0.01
0.2020.01-0.01LAB
Lightness
Green–Red
Blue–Yellow

Alternative colors

Applications

Complementary color

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