Blue Charcoal

#030B1E

General Information about #030B1E

The hex color code #030B1E, also known as Blue Charcoal, represents a very dark shade of blue. It is composed of 1.18% red, 4.31% green, and 11.76% blue. In the RGB color model, it is defined as (3, 11, 30). This color falls within the cool spectrum and evokes feelings of depth, mystery, and sophistication. Due to its low luminance, #030B1E is often used as a background color or in situations where a subtle and understated aesthetic is desired. It is commonly found in modern design contexts, particularly in web design and graphic arts, where it contributes to a sleek and refined visual experience.

The color #030B1E, also known as Blue Charcoal, presents significant accessibility challenges, particularly concerning color contrast. Its very dark nature means that text or other interactive elements rendered in this color require extremely light foreground colors to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. Insufficient contrast can make content difficult or impossible to read for users with visual impairments, including those with low vision or color blindness. Therefore, when using #030B1E, careful consideration must be given to the choice of foreground colors to ensure they provide adequate contrast (a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text). Additionally, providing alternative styling options, such as allowing users to adjust color schemes, can significantly improve the accessibility of content using this color. Thoughtful design practices are crucial to avoid excluding users and ensure an inclusive experience.

Shades

Digital Color Formats

RGB
3 11 30
RGB3 11 30
Red
Green
Blue
HSL
222.22deg 81.82% 6.47%
222.2281.826.47HSL
Hue
Saturation
Lightness
HWB
222.22deg 1.18% 88.24%
222.221.1888.24HWB
Hue
Whiteness
Blackness
hex#030B1E
rgb3 11 30
hsl222.22deg 81.82% 6.47%
cmyk90% 63.33% 0% 88.24%
hwb222.22deg 1.18% 88.24%
xyz-d650 0 0.01
oklch0.1535 0.0435 261.2
oklab0.1535 -0.01 -0.04
CMYK
90% 63.33% 0% 88.24%
9063.33088.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1535 0.0435 261.2
0.15350.0435261.2LCH
Lightness
Chroma
Hue
OKLAB
0.1535 -0.01 -0.04
0.1535-0.01-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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