Black Rock

#040931

General Information about #040931

The hexadecimal color code #040931 represents a very dark shade of blue-black. It is composed of 1.57% red, 3.53% green, and 19.22% blue. In the RGB color model, #040931 has the values 4 red, 9 green, and 49 blue. This color is often associated with feelings of depth, mystery, and sophistication. Due to its low luminance, it is typically used as a background color or an accent color in designs that require a subtle and elegant touch. The name Black Rock is also related to this colour. When working with #040931, it is essential to consider contrast ratios to ensure readability and accessibility, especially when using it for text or interactive elements.

The color #040931, often referred to as Black Rock, presents significant accessibility challenges, especially in web design. Its extremely dark nature results in very low contrast when paired with other dark shades, making it difficult for users with visual impairments to distinguish text or interface elements. Adhering to WCAG guidelines is crucial; a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended. To ensure usability, especially for users with low vision or color blindness, it's advisable to use #040931 sparingly, and always in conjunction with very light text or background colors like white (#FFFFFF) or very light grays. Tools for checking contrast ratios are invaluable in verifying compliance and preventing accessibility issues. Meaningful non-color design cues also aid accessibility.

Shades

Digital Color Formats

RGB
4 9 49
RGB4 9 49
Red
Green
Blue
HSL
233.33deg 84.91% 10.39%
233.3384.9110.39HSL
Hue
Saturation
Lightness
HWB
233.33deg 1.57% 80.78%
233.331.5780.78HWB
Hue
Whiteness
Blackness
hex#040931
rgb4 9 49
hsl233.33deg 84.91% 10.39%
cmyk91.84% 81.63% 0% 80.78%
hwb233.33deg 1.57% 80.78%
xyz-d650.01 0 0.03
oklch0.1704 0.079 268.5
oklab0.1704 0 -0.08
CMYK
91.84% 81.63% 0% 80.78%
91.8481.63080.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.03
0.0100.03XYZ
X
Y
Z
OKLCH
0.1704 0.079 268.5
0.17040.079268.5LCH
Lightness
Chroma
Hue
OKLAB
0.1704 0 -0.08
0.17040-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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