Blue Charcoal

#010919

General Information about Blue Charcoal (#010919)

The hex color #010919, also known as Blue Charcoal, is a very dark shade of blue. In the RGB color model, it is composed of 0.4% red, 3.53% green, and 9.8% blue. In the CMYK color model, it consists of 96% cyan, 64% magenta, 0% yellow, and 90% black. This color is typically perceived as a sophisticated and muted tone, evoking feelings of calmness and depth. Due to its dark nature, it is often used as a background color or an accent color in various design applications. Blue Charcoal is often found in professional settings, corporate branding, and modern designs where a subtle and elegant aesthetic is desired. Its hexadecimal value allows for precise color representation across digital platforms, ensuring consistency in visual communication.

The hex color #010919, also known as Blue Charcoal, presents several accessibility considerations, primarily due to its very dark nature. When used as a background color, it necessitates extremely light foreground text to ensure sufficient contrast for readability. According to WCAG guidelines, the contrast ratio between foreground and background colors should be at least 4.5:1 for normal text and 3:1 for large text to meet AA compliance. Given the darkness of #010919, designers must meticulously select a foreground color, often erring on the side of caution by choosing pure white or near-white shades. Careful testing with accessibility tools is crucial to confirm compliance. Also, avoid using this color for essential graphical elements or controls without a high degree of contrast. When used for decorative purposes, its impact on accessibility is lessened, but its impact must still be considered regarding surrounding important text elements. Ensuring proper color contrast enhances usability for users with visual impairments, including those with low vision or color blindness.

Shades

Digital Color Formats

RGB
1 9 25
RGB1 9 25
Red
Green
Blue
HSL
220deg 92.31% 5.1%
22092.315.1HSL
Hue
Saturation
Lightness
HWB
220deg 0.39% 90.2%
2200.3990.2HWB
Hue
Whiteness
Blackness
hex#010919
rgb1 9 25
hsl220deg 92.31% 5.1%
cmyk96% 64% 0% 90.2%
hwb220deg 0.39% 90.2%
xyz-d650 0 0.01
oklch0.1402 0.0397 255.07
oklab0.1402 -0.01 -0.04
CMYK
96% 64% 0% 90.2%
9664090.2CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1402 0.0397 255.07
0.14020.0397255.07LCH
Lightness
Chroma
Hue
OKLAB
0.1402 -0.01 -0.04
0.1402-0.01-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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