Black Rock

#18002E

General Information about #18002E

The hex color #18002E, often referred to as 'Black Rock', is a very dark, muted shade of purple or violet. It falls within the range of colors that are typically associated with sophistication, mystery, and luxury. In the RGB color model, it is composed of 9.41% red, 0% green, and 18.43% blue. In the CMYK color model, which is used for printing, it consists of 49% cyan, 100% magenta, 0% yellow, and 82% black. This color is primarily used in designs where a subtle, yet impactful dark shade is required. Its name, 'Black Rock,' suggests a connection to natural, earthy tones, even though the color leans more towards a dark purple. This color is best suited for backgrounds or accents where a deep, dark hue is desired.

The hex color #18002E, often referred to as Black Rock, presents significant accessibility challenges, especially in text applications. Its extremely dark nature results in very low contrast against typical light backgrounds, making it difficult for individuals with visual impairments to read. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Black Rock likely falls far below these thresholds when paired with white or other light colors. To improve accessibility, it is crucial to use this color sparingly, and only with sufficiently light text or interface elements that meet the recommended contrast ratios. Consider pairing it with much lighter shades of gray, yellow, or even pastel colors to ensure readability. Tools like contrast checkers can help evaluate the color's suitability for different applications and help determine alternative color combinations that offer better accessibility.

Shades

Digital Color Formats

RGB
24 0 46
RGB24 0 46
Red
Green
Blue
HSL
271.3deg 100% 9.02%
271.31009.02HSL
Hue
Saturation
Lightness
HWB
271.3deg 0% 81.96%
271.3081.96HWB
Hue
Whiteness
Blackness
hex#18002E
rgb24 0 46
hsl271.3deg 100% 9.02%
cmyk47.83% 100% 0% 81.96%
hwb271.3deg 0% 81.96%
xyz-d650.01 0 0.03
oklch0.1698 0.0892 302.96
oklab0.1698 0.05 -0.07
CMYK
47.83% 100% 0% 81.96%
47.83100081.96CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.03
0.0100.03XYZ
X
Y
Z
OKLCH
0.1698 0.0892 302.96
0.16980.0892302.96LCH
Lightness
Chroma
Hue
OKLAB
0.1698 0.05 -0.07
0.16980.05-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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