Blue Charcoal

#030617

General Information

The hex color #030617, also known as Blue Charcoal, is a very dark shade of blue with almost negligible saturation and brightness. It falls very close to black on the color spectrum. In the RGB color model, it is composed of 1.18% red, 2.35% green, and 9.02% blue. In the CMYK color model, it consists of 87% cyan, 74% magenta, 0% yellow, and 91% black. This color is rarely found in nature and is typically associated with manufactured materials or artificial lighting conditions. It can evoke feelings of calmness, sophistication, or even melancholy, depending on the context in which it is used. It is best suited for applications where a very dark, understated color is desired.

The hex color #030617, also known as Blue Charcoal, presents significant accessibility challenges due to its very low luminance. Its contrast ratio against white is extremely poor, making text or interactive elements rendered in this color virtually unreadable for users with normal vision, and particularly problematic for individuals with visual impairments. To ensure inclusivity, it is crucial to avoid using #030617 as a primary text or background color. When it is unavoidable, pair it with extremely light colors like white or very pale yellows to achieve an acceptable contrast ratio as defined by WCAG guidelines. Furthermore, consider providing alternative high-contrast themes or user controls to adjust color schemes for optimal readability. Always test color combinations with accessibility evaluation tools to verify compliance with accessibility standards.

Shades

Digital Color Formats

RGB
3 6 23
RGB3 6 23
Red
Green
Blue
HSL
231deg 76.92% 5.1%
23176.925.1HSL
Hue
Saturation
Lightness
HWB
231deg 1.18% 90.98%
2311.1890.98HWB
Hue
Whiteness
Blackness
hex#030617
rgb3 6 23
hsl231deg 76.92% 5.1%
cmyk86.96% 73.91% 0% 90.98%
hwb231deg 1.18% 90.98%
xyz-d650 0 0.01
oklch0.1304 0.0396 268.74
oklab0.1304 0 -0.04
CMYK
86.96% 73.91% 0% 90.98%
86.9673.91090.98CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1304 0.0396 268.74
0.13040.0396268.74LCH
Lightness
Chroma
Hue
OKLAB
0.1304 0 -0.04
0.13040-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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