Vulcan

#151222

General Information about #151222

The hex color #151222, also known as Vulcan, is a very dark shade of grayish-blue. In the RGB color model, it is composed of 8.24% red, 7.06% green, and 13.33% blue. In the CMYK color model, it consists of 38.16% cyan, 47.03% magenta, 0% yellow, and 86.67% black. This color is often associated with sophistication, mystery, and elegance. Vulcan is typically used to create a calm, serious, and grounded aesthetic. The color's relative darkness makes it a good choice for backgrounds where the intention is to highlight lighter elements. Its subtle blue undertones add a hint of depth and complexity, making it a versatile choice for designs aiming for a modern and understated look.

The hex color #151222, also known as Vulcan, presents some accessibility challenges, primarily due to its low luminance. With such a dark shade, it's crucial to ensure sufficient contrast between text and background when used in web design or user interfaces. A light-colored text on a Vulcan background is necessary for readability. Using online contrast checkers can help designers and developers verify that their color choices meet WCAG (Web Content Accessibility Guidelines) standards, specifically aiming for a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Consideration should also be given to users with low vision or color blindness, who may struggle to distinguish between Vulcan and other dark shades without adequate contrast. Providing alternative visual cues, such as icons or borders, can further enhance accessibility.

Shades

Digital Color Formats

RGB
21 18 34
RGB21 18 34
Red
Green
Blue
HSL
251.25deg 30.77% 10.2%
251.2530.7710.2HSL
Hue
Saturation
Lightness
HWB
251.25deg 7.06% 86.67%
251.257.0686.67HWB
Hue
Whiteness
Blackness
hex#151222
rgb21 18 34
hsl251.25deg 30.77% 10.2%
cmyk38.24% 47.06% 0% 86.67%
hwb251.25deg 7.06% 86.67%
xyz-d650.01 0.01 0.02
oklch0.1944 0.032 291.74
oklab0.1944 0.01 -0.03
CMYK
38.24% 47.06% 0% 86.67%
38.2447.06086.67CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.02
0.010.010.02XYZ
X
Y
Z
OKLCH
0.1944 0.032 291.74
0.19440.032291.74LCH
Lightness
Chroma
Hue
OKLAB
0.1944 0.01 -0.03
0.19440.01-0.03LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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