Vulcan

#15121D

General Information about #15121D

The hex color #15121D, commonly referred to as Vulcan, is a deep, muted shade residing within the dark end of the color spectrum. It is primarily composed of blue hues, with subtle hints of red and green contributing to its overall depth and complexity. In the RGB color model, Vulcan consists of 8.24% red, 7.06% green, and 11.37% blue. This color evokes feelings of mystery, sophistication, and understated elegance. Its darkness lends itself well to applications where a subtle yet impactful visual presence is desired. Vulcan finds relevance in various fields, ranging from graphic design and web development to fashion and interior decor. It is a color with a cool and calming undertone, making it a versatile choice for different purposes.

The hex color #15121D, also known as Vulcan, presents considerable accessibility challenges. Its low luminance value of approximately 3.7 cd/m² results in very poor contrast against typical background colors like white. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is required for standard text and 3:1 for large text to ensure readability for users with visual impairments. Vulcan falls far short of these recommendations. To improve accessibility, consider using Vulcan sparingly for non-text elements or pairing it with very light colors like white (#FFFFFF) or a light grey (#D3D3D3) to achieve an acceptable contrast ratio. Using color contrast checkers is highly recommended to verify compliance with accessibility standards and ensure your content is usable by everyone.

Shades

Digital Color Formats

RGB
21 18 29
RGB21 18 29
Red
Green
Blue
HSL
256.36deg 23.4% 9.22%
256.3623.49.22HSL
Hue
Saturation
Lightness
HWB
256.36deg 7.06% 88.63%
256.367.0688.63HWB
Hue
Whiteness
Blackness
hex#15121D
rgb21 18 29
hsl256.36deg 23.4% 9.22%
cmyk27.59% 37.93% 0% 88.63%
hwb256.36deg 7.06% 88.63%
xyz-d650.01 0.01 0.01
oklch0.1913 0.0224 296.73
oklab0.1913 0.01 -0.02
CMYK
27.59% 37.93% 0% 88.63%
27.5937.93088.63CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.01
0.010.010.01XYZ
X
Y
Z
OKLCH
0.1913 0.0224 296.73
0.19130.0224296.73LCH
Lightness
Chroma
Hue
OKLAB
0.1913 0.01 -0.02
0.19130.01-0.02LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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