Blue Charcoal

#001012

About Blue Charcoal (#001012)

The hexadecimal color code #001012, often referred to as Blue Charcoal, represents a very dark shade of blue. In the RGB (Red, Green, Blue) color model, it is composed of 0% red, 6.27% green, and 7.06% blue. This results in a color that is visually perceived as a deep, muted blue-gray, reminiscent of charcoal with a slight blue tint. The color is more in the blue-green spectrum than pure blue. Blue Charcoal evokes feelings of sophistication, depth, and a hint of mystery. Its dark nature makes it suitable for applications where subtlety and understated elegance are desired. In the HSV (Hue, Saturation, Value) model, this color has a hue of 186 degrees, a saturation of 100%, and a value of 7%.

The color #001012, also known as Blue Charcoal, presents significant accessibility challenges due to its very dark nature. Its extremely low luminance results in poor contrast against white or light-colored text or backgrounds. This can make it difficult for users with visual impairments, including those with low vision or color blindness, to perceive content accurately. Web developers should avoid using #001012 for text or important UI elements unless paired with a very light color to meet WCAG (Web Content Accessibility Guidelines) contrast ratio requirements. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text to ensure readability. Tools like WebAIM's contrast checker can help verify compliance. If using this color for decorative purposes, ensure it does not convey critical information.

Shades

Digital Color Formats

RGB
0 16 18
RGB0 16 18
Red
Green
Blue
HSL
186.67 100% 3.53%
186.671003.53HSL
Hue
Saturation
Lightness
HWB
186.67 0% 92.94%
186.67092.94HWB
Hue
Whiteness
Blackness
hex#001012
rgb0 16 18
hsl186.67 100% 3.53%
cmyk100% 11.11% 0% 92.94%
hwb186.67 0% 92.94%
xyz-d650 0 0.01
oklch0.1578 0.0269 203.94
oklab0.1578 -0.02 -0.01
CMYK
100% 11.11% 0% 92.94%
10011.11092.94CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1578 0.0269 203.94
0.15780.0269203.94LCH
Lightness
Chroma
Hue
OKLAB
0.1578 -0.02 -0.01
0.1578-0.02-0.01LAB
Lightness
Green–Red
Blue–Yellow

Alternative colors

Applications

Complementary color

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