Blue Charcoal

#011111

General Information about Blue Charcoal

The hex color #011111, often referred to as Blue Charcoal, is a very dark shade of cyan. In the RGB color model, it is composed of 0.4% red, 6.7% green, and 6.7% blue. This composition results in a color that is perceived as muted and deep, evoking feelings of calmness and sophistication. Blue Charcoal is frequently employed in designs that aim for a subdued or refined aesthetic. It shares characteristics with other dark colors, often being mistaken for black or very dark gray. It has a very low saturation which contributes to its neutrality. The color's name reflects its blend of blue undertones with the darkness of charcoal.

The hex color #011111, also known as Blue Charcoal, presents several accessibility challenges due to its low luminance. With such a dark shade, it's crucial to ensure sufficient contrast when used with text or other interactive elements. A light text color like white or a very pale yellow would be essential to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. Using this color as the primary background without careful consideration could exclude users with visual impairments, especially those with low vision. Developers should utilize contrast checking tools to verify compliance and consider providing alternative high-contrast themes for enhanced usability. When using this color for non-text elements, ensure adequate size and spacing for ease of interaction.

Shades

Digital Color Formats

RGB
1 17 17
RGB1 17 17
Red
Green
Blue
HSL
180 88.89% 3.53%
18088.893.53HSL
Hue
Saturation
Lightness
HWB
180 0.39% 93.33%
1800.3993.33HWB
Hue
Whiteness
Blackness
hex#011111
rgb1 17 17
hsl180 88.89% 3.53%
cmyk94.12% 0% 0% 93.33%
hwb180 0.39% 93.33%
xyz-d650 0 0.01
oklch0.1619 0.0255 194.97
oklab0.1619 -0.02 -0.01
CMYK
94.12% 0% 0% 93.33%
94.120093.33CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1619 0.0255 194.97
0.16190.0255194.97LCH
Lightness
Chroma
Hue
OKLAB
0.1619 -0.02 -0.01
0.1619-0.02-0.01LAB
Lightness
Green–Red
Blue–Yellow

Alternative colors

Applications

Complementary color

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