Vulcan

#12171C

General Information about #12171C (Vulcan)

The hexadecimal color code #12171C, also known as Vulcan, represents a very dark shade of gray. It is composed of 7.1% red, 9% green, and 11% blue. In the RGB color model, this translates to R:18, G:23, B:28. Its CMYK representation is C:0.36, M:0.18, Y:0.00, K:0.89. The color's name, Vulcan, evokes a sense of strength and solidity, befitting its dark and grounded nature. Colors like #12171C are frequently used in design to convey a sense of sophistication, minimalism, or modernity. Due to its low luminance value, it is often employed as a background or accent color, paired with lighter shades to create contrast and ensure readability. Understanding the composition and properties of #12171C allows designers to effectively incorporate it into their projects.

The hex color #12171C, also known as Vulcan, presents significant accessibility challenges due to its very dark nature. Its low luminance results in poor contrast against lighter backgrounds, making it difficult for individuals with visual impairments to discern text or graphical elements. According to WCAG guidelines, sufficient contrast is crucial for readability and usability. To ensure accessibility, it is imperative to use #12171C with very light colors that provide a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Avoid pairing it with mid-tone or dark colors as this would exacerbate accessibility issues. Using color contrast checkers can help determine if the contrast ratio meets the minimum requirements. Furthermore, it's important to provide alternative visual cues, such as icons or text labels, to convey information, especially when color alone is used.

Shades

Digital Color Formats

RGB
18 23 28
RGB18 23 28
Red
Green
Blue
HSL
210deg 21.74% 9.02%
21021.749.02HSL
Hue
Saturation
Lightness
HWB
210deg 7.06% 89.02%
2107.0689.02HWB
Hue
Whiteness
Blackness
hex#12171C
rgb18 23 28
hsl210deg 21.74% 9.02%
cmyk35.71% 17.86% 0% 89.02%
hwb210deg 7.06% 89.02%
xyz-d650.01 0.01 0.01
oklch0.2017 0.0127 248.5
oklab0.2017 0 -0.01
CMYK
35.71% 17.86% 0% 89.02%
35.7117.86089.02CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.01
0.010.010.01XYZ
X
Y
Z
OKLCH
0.2017 0.0127 248.5
0.20170.0127248.5LCH
Lightness
Chroma
Hue
OKLAB
0.2017 0 -0.01
0.20170-0.01LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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