Black Rock

#150A2B

General Information

The hexadecimal color code #150A2B represents a dark shade of purple in the RGB color model. It is composed of 8.24% red, 3.92% green, and 16.86% blue. In the CMYK color model, it consists of 51.17% cyan, 76.75% magenta, 0% yellow, and 83.14% black. This color is often associated with sophistication, mystery, and depth. The name Black Rock suggests a solid, grounded nature, despite its dark and somewhat elusive appearance. Understanding the color's composition and characteristics is crucial for designers and developers to effectively incorporate it into their projects. It is most effective in designs where a darker, moody tone is intended.

The color #150A2B, also known as Black Rock, presents some accessibility challenges, particularly regarding color contrast. When used as a background color, it requires very light text to ensure readability. A contrast ratio of at least 4.5:1 is recommended for normal-sized text, as per WCAG guidelines. For larger text (14pt bold or 18pt regular), a contrast ratio of 3:1 is acceptable. Using color contrast checkers is essential to verify compliance. Avoid pairing this dark hue with other dark colors, as this will create a low contrast scenario. It is important to consider users with visual impairments who rely on sufficient contrast to perceive content effectively. Providing alternative themes or styles can also enhance accessibility for a wider range of users.

Shades

Digital Color Formats

RGB
21 10 43
RGB21 10 43
Red
Green
Blue
HSL
260deg 62.26% 10.39%
26062.2610.39HSL
Hue
Saturation
Lightness
HWB
260deg 3.92% 83.14%
2603.9283.14HWB
Hue
Whiteness
Blackness
hex#150A2B
rgb21 10 43
hsl260deg 62.26% 10.39%
cmyk51.16% 76.74% 0% 83.14%
hwb260deg 3.92% 83.14%
xyz-d650.01 0.01 0.02
oklch0.1833 0.0638 294.63
oklab0.1833 0.03 -0.06
CMYK
51.16% 76.74% 0% 83.14%
51.1676.74083.14CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.02
0.010.010.02XYZ
X
Y
Z
OKLCH
0.1833 0.0638 294.63
0.18330.0638294.63LCH
Lightness
Chroma
Hue
OKLAB
0.1833 0.03 -0.06
0.18330.03-0.06LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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