Black Rock

#130430

General Information about Black Rock (#130430)

The hexadecimal color #130430, also recognized as Black Rock, is a deep, muted shade residing within the dark purple spectrum. It consists of 7.45% red, 1.57% green, and 18.82% blue. In the RGB color space, its values are R:19, G:4, B:48. When expressed in the CMYK color model, it is composed of 60.42% cyan, 91.67% magenta, 0% yellow, and 81.18% black. This color's dominant blue component contributes to its cool and somber character. Black Rock's inherent darkness results in a low luminance value, making it suitable for applications where subtlety and depth are desired. Its unique blend of primary colors positions it as a sophisticated choice for various design projects.

The color #130430, also known as Black Rock, presents significant accessibility challenges, especially in web design. Its extremely low luminance means that text rendered in this color against a white background, or vice versa, will likely fail WCAG (Web Content Accessibility Guidelines) contrast ratio requirements. These guidelines are crucial for ensuring that content is perceivable by users with visual impairments. A contrast ratio of at least 4.5:1 is generally recommended for standard text, and 3:1 for large text elements. Black Rock's darkness necessitates the use of very light foreground colors (like near-white) to achieve adequate contrast. Careful consideration is needed to ensure sufficient contrast for readability, and testing with accessibility tools is highly advisable. When using this color, always prioritize sufficient contrast to ensure readability for all users, including those with low vision or color blindness. Providing alternative color schemes can also enhance accessibility.

Shades

Digital Color Formats

RGB
19 4 48
RGB19 4 48
Red
Green
Blue
HSL
260.45deg 84.62% 10.2%
260.4584.6210.2HSL
Hue
Saturation
Lightness
HWB
260.45deg 1.57% 81.18%
260.451.5781.18HWB
Hue
Whiteness
Blackness
hex#130430
rgb19 4 48
hsl260.45deg 84.62% 10.2%
cmyk60.42% 91.67% 0% 81.18%
hwb260.45deg 1.57% 81.18%
xyz-d650.01 0 0.03
oklch0.1736 0.0823 291.97
oklab0.1736 0.03 -0.08
CMYK
60.42% 91.67% 0% 81.18%
60.4291.67081.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.03
0.0100.03XYZ
X
Y
Z
OKLCH
0.1736 0.0823 291.97
0.17360.0823291.97LCH
Lightness
Chroma
Hue
OKLAB
0.1736 0.03 -0.08
0.17360.03-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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