Vulcan

#151A1E

General Information about #151A1E

The hexadecimal color code #151A1E, commonly referred to as Vulcan, represents a very dark shade of gray. It is composed of 8.24% red, 10.2% green, and 11.76% blue. In the RGB color space, it closely resembles black, with low values across all three primary color channels. This color falls within the range of cool, muted tones, evoking a sense of sophistication and understatement. Vulcan is often used in designs aiming for a sleek, modern aesthetic, and its darkness makes it suitable for creating contrast or providing a grounding element. Its subdued nature makes it a versatile choice across various applications, from digital interfaces to physical designs. Because of its high similarity to black, its usage needs caution, especially for accessibility purposes, as it may lack sufficient contrast against certain backgrounds.

The color #151A1E, also known as Vulcan, presents considerable accessibility challenges due to its low luminance. Its dark nature results in poor contrast against lighter backgrounds, potentially causing readability issues for individuals with visual impairments. To ensure inclusivity, it is crucial to pair this color with text or elements that are significantly lighter in shade, adhering to WCAG (Web Content Accessibility Guidelines) contrast ratio requirements. A contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended. Developers should also consider providing alternative color schemes or themes that offer higher contrast options. Additionally, avoid using this color for essential UI elements or interactive components without adequate visual cues, as users may struggle to identify and interact with them effectively. Testing with assistive technologies, such as screen readers and color contrast analyzers, is crucial to validate accessibility.

Shades

Digital Color Formats

RGB
21 26 30
RGB21 26 30
Red
Green
Blue
HSL
206.67deg 17.65% 10%
206.6717.6510HSL
Hue
Saturation
Lightness
HWB
206.67deg 8.24% 88.24%
206.678.2488.24HWB
Hue
Whiteness
Blackness
hex#151A1E
rgb21 26 30
hsl206.67deg 17.65% 10%
cmyk30% 13.33% 0% 88.24%
hwb206.67deg 8.24% 88.24%
xyz-d650.01 0.01 0.01
oklch0.2144 0.011 242.33
oklab0.2144 -0.01 -0.01
CMYK
30% 13.33% 0% 88.24%
3013.33088.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.01
0.010.010.01XYZ
X
Y
Z
OKLCH
0.2144 0.011 242.33
0.21440.011242.33LCH
Lightness
Chroma
Hue
OKLAB
0.2144 -0.01 -0.01
0.2144-0.01-0.01LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons