Black Rock

#0B0A2A

General Information about #0B0A2A

The hex color code #0B0A2A, often referred to as 'Black Rock', is a dark, desaturated shade of blue-purple. It belongs to the family of near-black colors, possessing minimal luminance and a subtle chromatic presence. In the RGB color model, it is composed of 4.31% red, 3.92% green, and 16.47% blue. This color is commonly used to evoke feelings of sophistication, depth, and mystery. In design, it functions well as a background element or an accent color when paired with lighter, contrasting hues to provide visual balance. The color is more on the cool side of the spectrum.

The hex color #0B0A2A, also known as Black Rock, presents some accessibility challenges, particularly in text-based contexts. Its low luminance value means that it requires very light text (white or near-white) to ensure sufficient contrast for readability. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. When using #0B0A2A as a background, it's crucial to test the contrast ratio with the intended foreground text to ensure compliance. Using online contrast checkers can aid in determining if the color combination is accessible. Also, consider that individuals with visual impairments may struggle to differentiate between this dark color and other similar dark shades, potentially impacting the usability of the design. Therefore, thoughtful consideration of color pairings is essential to create inclusive and accessible designs.

Shades

Digital Color Formats

RGB
11 10 42
RGB11 10 42
Red
Green
Blue
HSL
241.88deg 61.54% 10.2%
241.8861.5410.2HSL
Hue
Saturation
Lightness
HWB
241.88deg 3.92% 83.53%
241.883.9283.53HWB
Hue
Whiteness
Blackness
hex#0B0A2A
rgb11 10 42
hsl241.88deg 61.54% 10.2%
cmyk73.81% 76.19% 0% 83.53%
hwb241.88deg 3.92% 83.53%
xyz-d650.01 0 0.02
oklch0.171 0.0631 278.77
oklab0.171 0.01 -0.06
CMYK
73.81% 76.19% 0% 83.53%
73.8176.19083.53CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.02
0.0100.02XYZ
X
Y
Z
OKLCH
0.171 0.0631 278.77
0.1710.0631278.77LCH
Lightness
Chroma
Hue
OKLAB
0.171 0.01 -0.06
0.1710.01-0.06LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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