Blue Charcoal

#04131A

General Information about Blue Charcoal

The hexadecimal color code #04131A, also known as Blue Charcoal, is a dark shade of blue-gray. It is composed of 1.57% red, 7.45% green, and 10.2% blue. In the RGB color model, it is represented as (4, 19, 26). This color falls within the cool spectrum and evokes feelings of tranquility, depth, and sophistication. Blue Charcoal is often associated with elegance and mystery due to its deep, muted tone. It is commonly used in design and art to create a sense of understated luxury or to provide a calming backdrop. The color's subtle nature allows it to blend well with a variety of other colors, making it a versatile choice for different applications. In the CMYK color model, its components are 85%, 27%, 0%, and 90%.

The color #04131A, also known as Blue Charcoal, presents significant accessibility challenges due to its very dark nature. Its extremely low luminance results in poor contrast against typical light backgrounds, making it difficult for individuals with visual impairments to perceive text or graphical elements. According to WCAG guidelines, this color fails to meet the minimum contrast ratio requirements for normal text (4.5:1) and large text (3:1) against a white background. Therefore, it is strongly advised to avoid using #04131A for text, icons, or interactive elements unless paired with a very light color such as white or a bright pastel to ensure sufficient contrast. When using this color, careful consideration must be given to font sizes and the overall visual design to mitigate accessibility issues. Alternative, lighter shades should be considered wherever possible to promote inclusive design.

Shades

Digital Color Formats

RGB
4 19 26
RGB4 19 26
Red
Green
Blue
HSL
199.09 73.33% 5.88%
199.0973.335.88HSL
Hue
Saturation
Lightness
HWB
199.09 1.57% 89.8%
199.091.5789.8HWB
Hue
Whiteness
Blackness
hex#04131A
rgb4 19 26
hsl199.09 73.33% 5.88%
cmyk84.62% 26.92% 0% 89.8%
hwb199.09 1.57% 89.8%
xyz-d650 0.01 0.01
oklch0.1766 0.0264 228.7
oklab0.1766 -0.02 -0.02
CMYK
84.62% 26.92% 0% 89.8%
84.6226.92089.8CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0.01 0.01
00.010.01XYZ
X
Y
Z
OKLCH
0.1766 0.0264 228.7
0.17660.0264228.7LCH
Lightness
Chroma
Hue
OKLAB
0.1766 -0.02 -0.02
0.1766-0.02-0.02LAB
Lightness
Green–Red
Blue–Yellow

Alternative colors

Applications

Complementary color

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