Black Rock

#0A0D33

General Information about #0A0D33

The hexadecimal color #0A0D33, often referred to as Black Rock, is a deep, dark shade of blue tending toward black. It belongs to the family of dark colors, creating a sense of depth and mystery. In the RGB color model, it is composed of 3.92% red, 5.1% green, and 20% blue. In the CMYK color model, it consists of 80% cyan, 74% magenta, 0% yellow, and 80% black. This color is often associated with sophistication, elegance, and power, making it a popular choice in various design applications. It is important to note that due to its darkness, careful consideration should be given to contrast and readability when using #0A0D33 in visual designs, particularly for text and interactive elements.

The hex color #0A0D33, also known as Black Rock, presents significant accessibility challenges, primarily due to its low luminance. When used as a background color, it necessitates very light text to ensure sufficient contrast for readability. 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 typically falls far short of these benchmarks with most common text colors. Therefore, using #0A0D33 requires careful consideration of text color choices and potentially the addition of visual aids like borders or shadows to enhance legibility. It is crucial to test color combinations with accessibility tools to guarantee that content is perceivable by users with visual impairments. When in doubt, a lighter shade or a completely different color palette might be a more accessible choice.

Shades

Digital Color Formats

RGB
10 13 51
RGB10 13 51
Red
Green
Blue
HSL
235.61deg 67.21% 11.96%
235.6167.2111.96HSL
Hue
Saturation
Lightness
HWB
235.61deg 3.92% 80%
235.613.9280HWB
Hue
Whiteness
Blackness
hex#0A0D33
rgb10 13 51
hsl235.61deg 67.21% 11.96%
cmyk80.39% 74.51% 0% 80%
hwb235.61deg 3.92% 80%
xyz-d650.01 0.01 0.03
oklch0.1865 0.0739 273.36
oklab0.1865 0 -0.07
CMYK
80.39% 74.51% 0% 80%
80.3974.51080CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.03
0.010.010.03XYZ
X
Y
Z
OKLCH
0.1865 0.0739 273.36
0.18650.0739273.36LCH
Lightness
Chroma
Hue
OKLAB
0.1865 0 -0.07
0.18650-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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