Vulcan

#171321

General Information about #171321

The hex color #171321, also known as Vulcan, is a very dark, slightly desaturated shade of purple. In the RGB color model, it consists of 9.02% red, 7.45% green, and 12.94% blue. This color is often associated with sophistication, mystery, and depth. Colors similar to Vulcan are often found in natural settings such as volcanic rock formations. It is commonly used in design to evoke a sense of elegance and understated power. The low saturation of this color makes it versatile and easy to combine with brighter, more vibrant hues, allowing it to serve as a grounding element in a color palette. However, its darkness requires careful consideration of contrast ratios when used with text or interactive elements.

The hex color #171321, also known as Vulcan, presents significant accessibility challenges due to its low luminance. Its dark nature means that text or interactive elements using this color as a background require very light foreground colors to ensure sufficient contrast for readability. According to WCAG (Web Content Accessibility Guidelines), sufficient contrast is crucial for users with visual impairments. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Given the darkness of Vulcan, developers must carefully select foreground colors that meet these contrast requirements. Failure to do so can exclude users with low vision or color blindness, making the content inaccessible. Testing with accessibility tools is highly recommended to ensure compliance and inclusivity.

Shades

Digital Color Formats

RGB
23 19 33
RGB23 19 33
Red
Green
Blue
HSL
257.14deg 26.92% 10.2%
257.1426.9210.2HSL
Hue
Saturation
Lightness
HWB
257.14deg 7.45% 87.06%
257.147.4587.06HWB
Hue
Whiteness
Blackness
hex#171321
rgb23 19 33
hsl257.14deg 26.92% 10.2%
cmyk30.3% 42.42% 0% 87.06%
hwb257.14deg 7.45% 87.06%
xyz-d650.01 0.01 0.02
oklch0.1988 0.0282 296.88
oklab0.1988 0.01 -0.03
CMYK
30.3% 42.42% 0% 87.06%
30.342.42087.06CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.02
0.010.010.02XYZ
X
Y
Z
OKLCH
0.1988 0.0282 296.88
0.19880.0282296.88LCH
Lightness
Chroma
Hue
OKLAB
0.1988 0.01 -0.03
0.19880.01-0.03LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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