Blue Charcoal

#031317

General Information about #031317

The hexadecimal color code #031317, also known as Blue Charcoal, is a very dark shade of cyan-blue. It is composed of 1.18% red, 7.45% green, and 9.02% blue. In the RGB color space, it's close to black. The CMYK values are C:0.87, M:0.17, Y:0.00, K:0.91. Blue Charcoal typically evokes feelings of depth, sophistication, and tranquility. Due to its muted nature, it's often utilized in designs where subtlety and elegance are desired, but caution must be taken to ensure adequate contrast for readability and accessibility. It is not a bright color, as its low saturation and value contribute to its understated appearance, making it more suitable for backgrounds or accent elements rather than primary focal points.

The color #031317, also known as Blue Charcoal, presents significant accessibility challenges due to its very low luminance. Its dark nature results in poor contrast against typical light backgrounds, making it difficult for individuals with visual impairments to discern text or interface elements. To ensure accessibility, it's crucial to use this color sparingly and always pair it with a light color that provides a high contrast ratio, ideally exceeding the WCAG AA guidelines of 4.5:1 for normal text and 3:1 for large text. Using color contrast analyzers is highly recommended to verify compliance. Moreover, avoid relying solely on color to convey important information; instead, supplement with text labels, icons, or other visual cues to accommodate users with color vision deficiencies.

Shades

Digital Color Formats

RGB
3 19 23
RGB3 19 23
Red
Green
Blue
HSL
192deg 76.92% 5.1%
19276.925.1HSL
Hue
Saturation
Lightness
HWB
192deg 1.18% 90.98%
1921.1890.98HWB
Hue
Whiteness
Blackness
hex#031317
rgb3 19 23
hsl192deg 76.92% 5.1%
cmyk86.96% 17.39% 0% 90.98%
hwb192deg 1.18% 90.98%
xyz-d650 0.01 0.01
oklch0.1739 0.025 214.67
oklab0.1739 -0.02 -0.01
CMYK
86.96% 17.39% 0% 90.98%
86.9617.39090.98CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0.01 0.01
00.010.01XYZ
X
Y
Z
OKLCH
0.1739 0.025 214.67
0.17390.025214.67LCH
Lightness
Chroma
Hue
OKLAB
0.1739 -0.02 -0.01
0.1739-0.02-0.01LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons