Black Rock

#040A30

General Information about #040A30

The hex color code #040A30, often referred to as Black Rock, is a very dark shade of blue, almost black. In the RGB color model, it consists of 1.57% red, 3.92% green, and 18.82% blue. This color possesses a low saturation and brightness, contributing to its deep and muted appearance. Colors like this are often used to evoke feelings of sophistication, depth, and mystery. Due to its darkness, it is often seen as a neutral color and can be paired with many other colors as long as the contrast ratio is considered. In design, it can be effectively used to create a sense of elegance and understated luxury.

The hex color #040A30, also known as Black Rock, presents significant accessibility challenges, particularly regarding contrast. Its extremely dark nature means that text or other elements rendered in this color require very light foreground colors to meet WCAG (Web Content Accessibility Guidelines) standards for readability. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Using a color contrast checker is essential to ensure sufficient contrast. Furthermore, consider providing alternative color schemes to cater to users with visual impairments or color blindness. Ensure that interactive elements using this color have sufficient visual cues beyond color alone, such as underlines or icons, to indicate their interactive state. Thoughtful design choices are crucial when implementing such a dark shade to maintain inclusivity.

Shades

Digital Color Formats

RGB
4 10 48
RGB4 10 48
Red
Green
Blue
HSL
231.82deg 84.62% 10.2%
231.8284.6210.2HSL
Hue
Saturation
Lightness
HWB
231.82deg 1.57% 81.18%
231.821.5781.18HWB
Hue
Whiteness
Blackness
hex#040A30
rgb4 10 48
hsl231.82deg 84.62% 10.2%
cmyk91.67% 79.17% 0% 81.18%
hwb231.82deg 1.57% 81.18%
xyz-d650.01 0 0.03
oklch0.1714 0.0759 268.01
oklab0.1714 0 -0.08
CMYK
91.67% 79.17% 0% 81.18%
91.6779.17081.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.03
0.0100.03XYZ
X
Y
Z
OKLCH
0.1714 0.0759 268.01
0.17140.0759268.01LCH
Lightness
Chroma
Hue
OKLAB
0.1714 0 -0.08
0.17140-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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