Black Rock

#17072D

General Information about #17072D

The hexadecimal color code #17072D, often referred to as Black Rock, is a dark, muted shade of purple with a strong lean towards black. It is composed of 9.02% red, 2.75% green, and 17.65% blue. In the RGB color model, these values translate to 23 red, 7 green, and 45 blue. The color's hue is approximately 255 degrees, its saturation is 75%, and its lightness is 10%. This color is frequently perceived as sophisticated, mysterious, and somewhat somber due to its deep, shadowy nature. Because of the low lightness and presence of blue and red hues, the color tends to have a dark and cool appearance. The color belongs to the family of dark purples and shares qualities with other colors in that range, such as eggplant and deep violet.

The color #17072D, also known as Black Rock, presents significant accessibility challenges, particularly in web design. Its extremely dark hue results in very low contrast against light backgrounds, potentially making text and other visual elements unreadable for users with visual impairments. To ensure inclusivity, it's crucial to use this color sparingly and always pair it with significantly lighter colors for text, icons, and interactive elements. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text, according to WCAG guidelines. Employing color contrast checkers is advisable to verify compliance. Moreover, avoid relying solely on color to convey information; use alternative cues like text labels or icons to accommodate users who are color blind or have low vision. Careful consideration of color combinations is essential to ensure a positive and accessible user experience for all.

Shades

Digital Color Formats

RGB
23 7 45
RGB23 7 45
Red
Green
Blue
HSL
265.26deg 73.08% 10.2%
265.2673.0810.2HSL
Hue
Saturation
Lightness
HWB
265.26deg 2.75% 82.35%
265.262.7582.35HWB
Hue
Whiteness
Blackness
hex#17072D
rgb23 7 45
hsl265.26deg 73.08% 10.2%
cmyk48.89% 84.44% 0% 82.35%
hwb265.26deg 2.75% 82.35%
xyz-d650.01 0.01 0.03
oklch0.1821 0.0726 298.32
oklab0.1821 0.03 -0.06
CMYK
48.89% 84.44% 0% 82.35%
48.8984.44082.35CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.03
0.010.010.03XYZ
X
Y
Z
OKLCH
0.1821 0.0726 298.32
0.18210.0726298.32LCH
Lightness
Chroma
Hue
OKLAB
0.1821 0.03 -0.06
0.18210.03-0.06LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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