Vulcan

#18191D

General Information about #18191D

The hexadecimal color #18191D, often referred to as "Vulcan," is a very dark, muted shade of gray. It belongs to the family of achromatic colors, leaning heavily towards the black end of the spectrum. In the RGB color model, it is composed of 9.41% red, 9.8% green, and 11.37% blue. The small variations in its RGB values contribute to its subtly complex character. Commonly used in digital design and graphic arts, #18191D offers a sense of sophistication and neutrality. Its understated nature makes it suitable as a background color, or as a subtle accent that allows other colors to stand out. The color’s name, “Vulcan,” hints at its association with strength and resilience, making it a popular choice for modern and minimalist designs.

The hex color #18191D, also known as Vulcan, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it necessitates very light text to ensure readability. According to WCAG guidelines, sufficient contrast between text and background is crucial for users with visual impairments. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Using #18191D as a background may require text colors like white or very light grays to meet these standards. Developers should use contrast checking tools to verify compliance. Furthermore, relying solely on color to convey information should be avoided; supplementary cues like text labels or icons can enhance accessibility for all users, including those with color vision deficiencies. Careful consideration of color combinations and adherence to accessibility standards are essential when incorporating #18191D into web designs.

Shades

Digital Color Formats

RGB
24 25 29
RGB24 25 29
Red
Green
Blue
HSL
228deg 9.43% 10.39%
2289.4310.39HSL
Hue
Saturation
Lightness
HWB
228deg 9.41% 88.63%
2289.4188.63HWB
Hue
Whiteness
Blackness
hex#18191D
rgb24 25 29
hsl228deg 9.43% 10.39%
cmyk17.24% 13.79% 0% 88.63%
hwb228deg 9.41% 88.63%
xyz-d650.01 0.01 0.01
oklch0.2141 0.008 274.54
oklab0.2141 0 -0.01
CMYK
17.24% 13.79% 0% 88.63%
17.2413.79088.63CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.01
0.010.010.01XYZ
X
Y
Z
OKLCH
0.2141 0.008 274.54
0.21410.008274.54LCH
Lightness
Chroma
Hue
OKLAB
0.2141 0 -0.01
0.21410-0.01LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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