Vulcan

#15111E

General Information about #15111E

The hexadecimal color code #15111E represents a very dark shade of purple-blue. In the RGB color model, it is composed of 8.24% red, 6.67% green, and 11.76% blue. When converted to the CMYK color model, its composition consists of 30% cyan, 43% magenta, 0% yellow, and 88% black. This color is often associated with sophistication, mystery, and elegance. Due to its low luminosity, it is typically used as a background color or accent color in design. It is part of the family of dark color tones. In a composition, it requires lighter hues to be able to be perceived correctly. It can also be used to convey a sense of depth and richness. This specific hue falls under the 'Vulcan' color name which is not a web safe color.

The color #15111E, also known as Vulcan, presents several accessibility considerations for web developers. Due to its very dark nature, it's crucial to ensure sufficient contrast when used with text or other foreground elements. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is required for normal text and 3:1 for large text. Using a light color like white or a very pale shade of gray for text on a Vulcan background is highly recommended to meet these standards. Additionally, avoid using this color for interactive elements without clear visual cues, as users with low vision might struggle to identify them. Provide alternative styling, such as borders or icons, to enhance usability for all users. Proper testing with accessibility tools and real users is essential to guarantee an inclusive user experience. The color should not be used as the sole indicator of any action or state.

Shades

Digital Color Formats

RGB
21 17 30
RGB21 17 30
Red
Green
Blue
HSL
258.46deg 27.66% 9.22%
258.4627.669.22HSL
Hue
Saturation
Lightness
HWB
258.46deg 6.67% 88.24%
258.466.6788.24HWB
Hue
Whiteness
Blackness
hex#15111E
rgb21 17 30
hsl258.46deg 27.66% 9.22%
cmyk30% 43.33% 0% 88.24%
hwb258.46deg 6.67% 88.24%
xyz-d650.01 0.01 0.01
oklch0.1893 0.0266 297.94
oklab0.1893 0.01 -0.02
CMYK
30% 43.33% 0% 88.24%
3043.33088.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.01
0.010.010.01XYZ
X
Y
Z
OKLCH
0.1893 0.0266 297.94
0.18930.0266297.94LCH
Lightness
Chroma
Hue
OKLAB
0.1893 0.01 -0.02
0.18930.01-0.02LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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