Black Rock

#040A31

General Information about #040A31

The hex color #040A31, also referred to as "Black Rock", is a deep, dark shade of blue that evokes feelings of depth, mystery, and sophistication. In the RGB color model, it is composed of 1.57% red, 3.92% green, and 19.22% blue. In the CMYK color model, it consists of 92% cyan, 80% magenta, 0% yellow, and 81% black. This color is often associated with elegance, professionalism, and stability. Its darkness lends it well to creating a sense of seriousness and can be used to communicate authority and trustworthiness. The color can be used as a background or an accent, depending on the overall design goals. In branding, #040A31 can communicate reliability and sophistication.

The hex color #040A31, also known as Black Rock, presents several accessibility considerations, especially in web design. Due to its very dark nature, it's crucial to ensure sufficient contrast when used as a background or text color. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is required for normal text and 3:1 for large text against a background. Using #040A31 for text on a white background would fail these guidelines. Therefore, it's advisable to pair it with much lighter colors to meet accessibility standards. When #040A31 is used for non-text elements, a contrast ratio of 3:1 with adjacent colors is necessary. Careful consideration helps to ensure that content is accessible to users with visual impairments. Tools like contrast checkers are invaluable in determining if color combinations meet these guidelines, promoting inclusivity.

Shades

Digital Color Formats

RGB
4 10 49
RGB4 10 49
Red
Green
Blue
HSL
232deg 84.91% 10.39%
23284.9110.39HSL
Hue
Saturation
Lightness
HWB
232deg 1.57% 80.78%
2321.5780.78HWB
Hue
Whiteness
Blackness
hex#040A31
rgb4 10 49
hsl232deg 84.91% 10.39%
cmyk91.84% 79.59% 0% 80.78%
hwb232deg 1.57% 80.78%
xyz-d650.01 0 0.03
oklch0.1726 0.0775 268
oklab0.1726 0 -0.08
CMYK
91.84% 79.59% 0% 80.78%
91.8479.59080.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.03
0.0100.03XYZ
X
Y
Z
OKLCH
0.1726 0.0775 268
0.17260.0775268LCH
Lightness
Chroma
Hue
OKLAB
0.1726 0 -0.08
0.17260-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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