Blue Charcoal

#040F16

General Information about #040F16

The hexadecimal color code #040F16 represents a very dark shade of blue, often referred to as Blue Charcoal. It is composed of 1.57% red, 5.88% green, and 8.63% blue. In the RGB color model, it is defined as (4, 15, 22). This color falls within the dark, muted spectrum, providing a sense of depth and calmness. Due to its low luminance value, #040F16 is often used to create a sense of seriousness and is associated with stability and trust. Its dark nature makes it suitable for applications where subtlety and understated elegance are desired. The sRGB value is 4, 15, 22 and the CMYK value is 82, 32, 0, 91.

The hex color #040F16, also known as Blue Charcoal, presents significant accessibility challenges due to its very dark nature. Its low luminance results in poor contrast against typical light-colored backgrounds, making it difficult for users, especially those with visual impairments, to read text or discern important visual elements. Web developers should avoid using this color for text or interactive elements unless paired with a very light color to ensure a contrast ratio that meets WCAG (Web Content Accessibility Guidelines) standards. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Tools are available to check color contrast ratios to ensure compliance and improve the overall user experience for all visitors. Insufficient contrast can lead to eye strain and frustration, ultimately hindering usability. Careful consideration of color pairings is essential when incorporating dark hues like #040F16 into a design.

Shades

Digital Color Formats

RGB
4 15 22
RGB4 15 22
Red
Green
Blue
HSL
203.33deg 69.23% 5.1%
203.3369.235.1HSL
Hue
Saturation
Lightness
HWB
203.33deg 1.57% 91.37%
203.331.5791.37HWB
Hue
Whiteness
Blackness
hex#040F16
rgb4 15 22
hsl203.33deg 69.23% 5.1%
cmyk81.82% 31.82% 0% 91.37%
hwb203.33deg 1.57% 91.37%
xyz-d650 0 0.01
oklch0.1609 0.0233 235.07
oklab0.1609 -0.01 -0.02
CMYK
81.82% 31.82% 0% 91.37%
81.8231.82091.37CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1609 0.0233 235.07
0.16090.0233235.07LCH
Lightness
Chroma
Hue
OKLAB
0.1609 -0.01 -0.02
0.1609-0.01-0.02LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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