Blue Charcoal

#030D1E

About Blue Charcoal (#030D1E)

The hex color #030D1E, often referred to as Blue Charcoal, is a very dark, desaturated shade of blue. It belongs to the family of dark blues and shares characteristics with colors like navy and midnight blue. Its primary components consist of a low red value (3), a slightly higher green value (13), and a moderately higher blue value (30), resulting in its distinctive dark, cool tone. This color is frequently utilized to convey a sense of sophistication, depth, and stability. In color theory, #030D1E can evoke feelings of calmness and professionalism, making it a popular choice in corporate branding and design. However, its darkness requires careful consideration of contrast when used with other elements, particularly in digital applications.

The color #030D1E, also known as Blue Charcoal, presents significant accessibility challenges, particularly in web design. Its extremely low lightness value makes it difficult to achieve sufficient contrast against lighter backgrounds, potentially violating WCAG guidelines for text and non-text contrast. For text to be legible, it needs a contrast ratio of at least 4.5:1 against its background. Using #030D1E as a background color necessitates very light text to meet these standards, which might still strain users' eyes. Similarly, as a text color, it requires an exceptionally light background. When employing this color, developers should prioritize thorough contrast testing using accessibility tools to ensure readability for all users, including those with visual impairments. Alternatives with higher lightness values or contrasting color combinations should be carefully considered to enhance usability and inclusivity.

Shades

Digital Color Formats

RGB
3 13 30
RGB3 13 30
Red
Green
Blue
HSL
217.78deg 81.82% 6.47%
217.7881.826.47HSL
Hue
Saturation
Lightness
HWB
217.78deg 1.18% 88.24%
217.781.1888.24HWB
Hue
Whiteness
Blackness
hex#030D1E
rgb3 13 30
hsl217.78deg 81.82% 6.47%
cmyk90% 56.67% 0% 88.24%
hwb217.78deg 1.18% 88.24%
xyz-d650 0 0.01
oklch0.1595 0.0403 256.92
oklab0.1595 -0.01 -0.04
CMYK
90% 56.67% 0% 88.24%
9056.67088.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1595 0.0403 256.92
0.15950.0403256.92LCH
Lightness
Chroma
Hue
OKLAB
0.1595 -0.01 -0.04
0.1595-0.01-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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