Crowshead

#1B0B0A

General Information about #1B0B0A

The hex color #1B0B0A, often referred to as "Crowshead," is a very dark, muted shade of brown. It is composed of 10.6% red, 4.3% green, and 3.9% blue. In the RGB color space, it has values of R:27, G:11, B:10. The color's subdued nature makes it suitable for creating a sense of understated elegance, antiquity, or grounding. In the CMYK color space, it translates to approximately 0% cyan, 59% magenta, 63% yellow, and 89% black. This indicates that it relies heavily on black to achieve its deep tone. Given its darkness, #1B0B0A is often used to evoke feelings of earthiness, richness, and sophistication. It is most frequently seen in design projects where a sense of depth and stability is desired.

The hex color #1B0B0A, a deep, muted brown, presents accessibility challenges, particularly for users with visual impairments. Its low luminance value (very dark) results in a very low contrast ratio against standard white backgrounds, failing WCAG (Web Content Accessibility Guidelines) standards for normal text (AA) and even larger text (AA). To ensure readability, especially for users with low vision or color blindness, it's crucial to avoid using #1B0B0A for text on light backgrounds without significant adjustments. When using it for decorative purposes, like background accents, be sure that it doesn't interfere with readability and usability. For text, consider pairing it with extremely light or vibrant colors to achieve sufficient contrast. Also, it is recommended that you don't use this color in graphs or charts, as it will be hard to distinguish different elements. Avoid using it as the sole indicator of interactive elements, such as links or buttons, without additional cues like underlines or borders to prevent confusion for users who may not perceive color differences well.

Shades

Digital Color Formats

RGB
27 11 10
RGB27 11 10
Red
Green
Blue
HSL
3.53 45.95% 7.25%
3.5345.957.25HSL
Hue
Saturation
Lightness
HWB
3.53 3.92% 89.41%
3.533.9289.41HWB
Hue
Whiteness
Blackness
hex#1B0B0A
rgb27 11 10
hsl3.53 45.95% 7.25%
cmyk0% 59.26% 62.96% 89.41%
hwb3.53 3.92% 89.41%
xyz-d650.01 0 0
oklch0.1736 0.0282 24.15
oklab0.1736 0.03 0.01
CMYK
0% 59.26% 62.96% 89.41%
059.2662.9689.41CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0
0.0100XYZ
X
Y
Z
OKLCH
0.1736 0.0282 24.15
0.17360.028224.15LCH
Lightness
Chroma
Hue
OKLAB
0.1736 0.03 0.01
0.17360.030.01LAB
Lightness
Green–Red
Blue–Yellow

Alternative colors

Applications

Complementary color

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