Vulcan

#17191D

General Information about #17191D (Vulcan)

#17191D, also referred to as Vulcan, is a very dark, muted shade of gray. In the RGB color model, it is composed of 9.02% red, 9.8% green, and 11.37% blue. Converting it to the CMYK color model yields values of 21% cyan, 14% magenta, 0% yellow, and 89% black. This color is often associated with sophistication, mystery, and a sense of understated elegance. Its low saturation makes it a versatile choice for backgrounds and text in design projects. Due to its dark nature, it is commonly used to evoke a sense of depth or create contrast when paired with brighter colors. In branding, Vulcan can convey a sense of reliability and stability, making it suitable for industries seeking to project a professional image.

The hex color #17191D, also known as Vulcan, presents certain accessibility challenges, especially in web design. Its dark nature results in low contrast against typical light backgrounds, which can be problematic for users with visual impairments. According to accessibility guidelines like WCAG (Web Content Accessibility Guidelines), sufficient contrast is essential for readability and usability. To ensure accessibility, it's crucial to pair #17191D with a very light color for text or interactive elements. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Using tools to check contrast ratios is advisable to meet these standards. Furthermore, avoid using #17191D for crucial visual cues without accompanying text or other indicators, as users who are colorblind might not perceive it correctly. Proper consideration ensures a more inclusive and user-friendly design.

Shades

Digital Color Formats

RGB
23 25 29
RGB23 25 29
Red
Green
Blue
HSL
220deg 11.54% 10.2%
22011.5410.2HSL
Hue
Saturation
Lightness
HWB
220deg 9.02% 88.63%
2209.0288.63HWB
Hue
Whiteness
Blackness
hex#17191D
rgb23 25 29
hsl220deg 11.54% 10.2%
cmyk20.69% 13.79% 0% 88.63%
hwb220deg 9.02% 88.63%
xyz-d650.01 0.01 0.01
oklch0.213 0.0085 264.41
oklab0.213 0 -0.01
CMYK
20.69% 13.79% 0% 88.63%
20.6913.79088.63CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.01
0.010.010.01XYZ
X
Y
Z
OKLCH
0.213 0.0085 264.41
0.2130.0085264.41LCH
Lightness
Chroma
Hue
OKLAB
0.213 0 -0.01
0.2130-0.01LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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