Vulcan

#10171F

General Information about #10171F

The hexadecimal color code #10171F represents a very dark shade of blue. In the RGB color model, it consists of 6.27% red, 9.02% green, and 12.16% blue. In the CMYK color model, it is composed of 48.43% cyan, 25.88% magenta, 0% yellow, and 87.84% black. This color is often described as Vulcan, suggesting a connection to volcanic rock or deep space. Its deep, muted tone lends it to applications seeking to convey sophistication, mystery, or a sense of understated elegance. The color's low brightness makes it suitable for backgrounds where text needs to stand out, provided that the text is of a light color to ensure sufficient contrast.

The hex color #10171F, also known as Vulcan, presents significant accessibility challenges due to its low luminance. The contrast ratio against white (#FFFFFF) is very low, making it difficult for individuals with visual impairments to distinguish text or graphics rendered in this color. To ensure inclusivity, it is imperative to pair this dark shade with significantly lighter colors for text and interactive elements. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text, according to WCAG guidelines. Utilizing tools to check color contrast is essential when incorporating #10171F into designs to maintain accessibility standards.

Shades

Digital Color Formats

RGB
16 23 31
RGB16 23 31
Red
Green
Blue
HSL
212deg 31.91% 9.22%
21231.919.22HSL
Hue
Saturation
Lightness
HWB
212deg 6.27% 87.84%
2126.2787.84HWB
Hue
Whiteness
Blackness
hex#10171F
rgb16 23 31
hsl212deg 31.91% 9.22%
cmyk48.39% 25.81% 0% 87.84%
hwb212deg 6.27% 87.84%
xyz-d650.01 0.01 0.01
oklch0.2015 0.0193 252.15
oklab0.2015 -0.01 -0.02
CMYK
48.39% 25.81% 0% 87.84%
48.3925.81087.84CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.01
0.010.010.01XYZ
X
Y
Z
OKLCH
0.2015 0.0193 252.15
0.20150.0193252.15LCH
Lightness
Chroma
Hue
OKLAB
0.2015 -0.01 -0.02
0.2015-0.01-0.02LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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