Black Rock

#0A083A

General Information about #0A083A

The hex color #0A083A, also known as "Black Rock", is a very dark shade of blue-purple, almost black. In the RGB color model, it is composed of 3.92% red, 3.14% green, and 22.75% blue. This color is often associated with feelings of mystery, depth, and sophistication. Due to its dark nature, it's generally used to create a sense of enclosure, formality, or elegance. In color theory, this dark hue can be used to create contrast with brighter colors, making those brighter colors appear more vibrant. In web design, this color is often used for backgrounds, text, or accents, where a darker color is needed to establish a visual hierarchy or to create a mood. However, because it is so dark, it is very important that sufficient contrast is used to allow text to be legible.

The hex color #0A083A, often referred to as "Black Rock", presents significant accessibility challenges, particularly for users with visual impairments. Its very dark hue results in extremely low contrast against lighter backgrounds, making text or interactive elements nearly illegible. According to WCAG guidelines, sufficient contrast is crucial for readability and usability. To ensure accessibility, this color should only be paired with very light colors that meet or exceed the minimum contrast ratio of 4.5:1 for normal text and 3:1 for large text. Employing tools to check color contrast ratios during the design process is essential when using this color. Furthermore, avoid using #0A083A for crucial visual elements like links or buttons without providing additional cues such as underlines or icons, as relying solely on color can exclude users who are colorblind or have low vision. Careful consideration and testing with assistive technologies are vital to guarantee an inclusive user experience.

Shades

Digital Color Formats

RGB
10 8 58
RGB10 8 58
Red
Green
Blue
HSL
242.4deg 75.76% 12.94%
242.475.7612.94HSL
Hue
Saturation
Lightness
HWB
242.4deg 3.14% 77.25%
242.43.1477.25HWB
Hue
Whiteness
Blackness
hex#0A083A
rgb10 8 58
hsl242.4deg 75.76% 12.94%
cmyk82.76% 86.21% 0% 77.25%
hwb242.4deg 3.14% 77.25%
xyz-d650.01 0.01 0.04
oklch0.1848 0.0918 274.52
oklab0.1848 0.01 -0.09
CMYK
82.76% 86.21% 0% 77.25%
82.7686.21077.25CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.04
0.010.010.04XYZ
X
Y
Z
OKLCH
0.1848 0.0918 274.52
0.18480.0918274.52LCH
Lightness
Chroma
Hue
OKLAB
0.1848 0.01 -0.09
0.18480.01-0.09LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons