Vulcan

#13181E

About Hex Color #13181E

The hexadecimal color code #13181E, also referred to as 'Vulcan', is a dark, subdued shade that falls within the realm of deep grays and blacks. It's composed of 7.45% red, 9.41% green, and 11.76% blue. This color is often associated with sophistication, modernity, and a sense of grounding. In the RGB color space, it is represented as rgb(19, 24, 30). In the HSL color space, its hue is 214.3 degrees, saturation is 22.7%, and lightness is 9.6%. Due to its low lightness value, #13181E typically requires careful consideration regarding contrast ratios when used in design, ensuring sufficient legibility and accessibility, particularly for individuals with visual impairments.

The hex color #13181E, also known as Vulcan, presents significant accessibility challenges, particularly for users with visual impairments. Its low luminance value of 0.01 makes it difficult to achieve sufficient contrast against lighter backgrounds, failing WCAG (Web Content Accessibility Guidelines) standards for text and non-text contrast. To ensure readability, especially for body text, a very light foreground color is required. Using this color for decorative elements or large graphical elements where contrast isn't as crucial is preferable. Providing alternative high-contrast themes or color choices is crucial for inclusivity. When using this color in UI elements, ensure sufficient size and spacing to improve legibility, and provide cues that don't rely solely on color. Consider adding textual labels or icons to enhance usability for all users, and always test color combinations with accessibility evaluation tools to verify they meet accessibility standards.

Shades

Digital Color Formats

RGB
19 24 30
RGB19 24 30
Red
Green
Blue
HSL
212.73 22.45% 9.61%
212.7322.459.61HSL
Hue
Saturation
Lightness
HWB
212.73 7.45% 88.24%
212.737.4588.24HWB
Hue
Whiteness
Blackness
hex#13181E
rgb19 24 30
hsl212.73 22.45% 9.61%
cmyk36.67% 20% 0% 88.24%
hwb212.73 7.45% 88.24%
xyz-d650.01 0.01 0.01
oklch0.2066 0.0142 253.19
oklab0.2066 0 -0.01
CMYK
36.67% 20% 0% 88.24%
36.6720088.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.01
0.010.010.01XYZ
X
Y
Z
OKLCH
0.2066 0.0142 253.19
0.20660.0142253.19LCH
Lightness
Chroma
Hue
OKLAB
0.2066 0 -0.01
0.20660-0.01LAB
Lightness
Green–Red
Blue–Yellow

Alternative colors

Applications

Complementary color

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