Black Rock

#030A31

General Information about #030A31

The hex color #030A31, often referred to as Black Rock, is a very dark shade of blue tending towards black. It belongs to the family of near-black colors, characterized by extremely low lightness and saturation values. In the RGB color model, it is composed of 1.18% red, 3.92% green, and 19.22% blue. In the CMYK color model, it consists of 94% cyan, 80% magenta, 0% yellow, and 81% black. This color's primary use is in digital design and web development where a dark, muted tone is required. It evokes feelings of sophistication, mystery, and depth. Due to its darkness, careful consideration must be given to its use to ensure readability and accessibility, particularly in text and user interface design.

The hex color #030A31, also known as Black Rock, presents significant accessibility challenges, especially in web design. Its extremely low lightness value means that it provides very poor contrast when used as text against a white or light-colored background. According to WCAG guidelines, sufficient contrast is crucial for readability, particularly for users with visual impairments. To ensure accessibility, it's vital to pair #030A31 with very light colors (like whites, creams, or pale yellows) that offer a contrast ratio of at least 4.5:1 for standard text and 3:1 for large text. Using this color for decorative elements or as a background for non-text content may be acceptable with careful consideration of the surrounding elements and overall design. Careful consideration is a must.

Shades

Digital Color Formats

RGB
3 10 49
RGB3 10 49
Red
Green
Blue
HSL
230.87deg 88.46% 10.2%
230.8788.4610.2HSL
Hue
Saturation
Lightness
HWB
230.87deg 1.18% 80.78%
230.871.1880.78HWB
Hue
Whiteness
Blackness
hex#030A31
rgb3 10 49
hsl230.87deg 88.46% 10.2%
cmyk93.88% 79.59% 0% 80.78%
hwb230.87deg 1.18% 80.78%
xyz-d650.01 0 0.03
oklch0.1717 0.0781 266.63
oklab0.1717 0 -0.08
CMYK
93.88% 79.59% 0% 80.78%
93.8879.59080.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.03
0.0100.03XYZ
X
Y
Z
OKLCH
0.1717 0.0781 266.63
0.17170.0781266.63LCH
Lightness
Chroma
Hue
OKLAB
0.1717 0 -0.08
0.17170-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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