Blue Charcoal

#010819

General Information about Blue Charcoal

Blue Charcoal, represented by the hexadecimal color code #010819, is a dark shade of blue that evokes feelings of sophistication and calmness. It is composed of very little red (1/255), a small amount of green (8/255), and a moderate amount of blue (25/255). This color is often associated with professionalism, stability, and depth, making it a popular choice for branding and design projects that aim to convey these qualities. Its low brightness and saturation contribute to its subtle and understated appearance. In color theory, Blue Charcoal falls under the blue color family, known for its calming and serene effect on the human psyche. Due to its dark nature, it requires careful consideration of contrast when used in combination with other colors to ensure readability and accessibility.

The hex color #010819, also known as Blue Charcoal, presents significant accessibility challenges due to its low luminance. Its dark nature results in very low contrast against standard light-colored backgrounds, making it difficult for individuals with visual impairments to discern text or important visual elements. According to WCAG guidelines, sufficient contrast is crucial for readability and usability. To ensure accessibility, it's vital to pair #010819 with very light colors, achieving a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Utilizing tools to check contrast ratios is highly recommended during the design process. Consideration should also be given to providing alternative color schemes or high contrast modes for users with specific visual needs. Additionally, avoid using this color for essential interactive elements unless accompanied by clear visual cues and labels.

Shades

Digital Color Formats

RGB
1 8 25
RGB1 8 25
Red
Green
Blue
HSL
222.5deg 92.31% 5.1%
222.592.315.1HSL
Hue
Saturation
Lightness
HWB
222.5deg 0.39% 90.2%
222.50.3990.2HWB
Hue
Whiteness
Blackness
hex#010819
rgb1 8 25
hsl222.5deg 92.31% 5.1%
cmyk96% 68% 0% 90.2%
hwb222.5deg 0.39% 90.2%
xyz-d650 0 0.01
oklch0.1368 0.0414 257.42
oklab0.1368 -0.01 -0.04
CMYK
96% 68% 0% 90.2%
9668090.2CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1368 0.0414 257.42
0.13680.0414257.42LCH
Lightness
Chroma
Hue
OKLAB
0.1368 -0.01 -0.04
0.1368-0.01-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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