Black Rock

#0A052B

About Hex Color #0A052B

The hexadecimal color code #0A052B represents a very dark shade of blue-violet, often referred to as Black Rock due to its resemblance to the dark, solid rock formations found in nature. In the RGB color model, it is composed of 3.92% red, 1.96% green, and 17.25% blue. This color resides in the lower range of the color spectrum, making it a deep and muted tone. Colors like #0A052B are often associated with feelings of mystery, depth, and sophistication. In color theory, very dark shades like this are used to create contrast and visual interest when paired with lighter or more vibrant hues. It is important to consider the psychological and cultural associations linked to color when selecting a color like #0A052B.

The hex color #0A052B, also known as Black Rock, presents significant accessibility challenges. Its very low lightness value (close to 0) means that it offers extremely poor contrast against almost any conceivable background color, especially white. This lack of contrast makes it difficult for users with visual impairments, including those with low vision or color blindness, to perceive text or interface elements rendered in this color. To ensure accessibility, it's crucial to avoid using #0A052B for text or interactive elements unless paired with a very light color that provides a contrast ratio meeting WCAG (Web Content Accessibility Guidelines) standards, typically a ratio of 4.5:1 for standard text and 3:1 for large text or UI components. Careful consideration and testing with accessibility tools are essential when incorporating such a dark hue into a design.

Shades

Digital Color Formats

RGB
10 5 43
RGB10 5 43
Red
Green
Blue
HSL
247.89deg 79.17% 9.41%
247.8979.179.41HSL
Hue
Saturation
Lightness
HWB
247.89deg 1.96% 83.14%
247.891.9683.14HWB
Hue
Whiteness
Blackness
hex#0A052B
rgb10 5 43
hsl247.89deg 79.17% 9.41%
cmyk76.74% 88.37% 0% 83.14%
hwb247.89deg 1.96% 83.14%
xyz-d650.01 0 0.02
oklch0.1591 0.0739 280.96
oklab0.1591 0.01 -0.07
CMYK
76.74% 88.37% 0% 83.14%
76.7488.37083.14CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.02
0.0100.02XYZ
X
Y
Z
OKLCH
0.1591 0.0739 280.96
0.15910.0739280.96LCH
Lightness
Chroma
Hue
OKLAB
0.1591 0.01 -0.07
0.15910.01-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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