Black Rock

#0A0429

General Information about #0A0429

The hex color #0A0429, often referred to as Black Rock, is a very dark shade of blue tending towards black. It is composed of 3.92% red, 1.57% green, and 16.08% blue. In the RGB color model, it has the values 10 red, 4 green, and 29 blue. In the CMYK color model, it is composed of 66% cyan, 86% magenta, 0% yellow, and 84% black. Its primary use is in contexts where a very dark, almost black, color is needed, with a subtle hint of blue. Due to its darkness, it's crucial to use it with light, contrasting colors to ensure readability and avoid eye strain. The low saturation and luminance values contribute to its understated and sophisticated character. This color may also be used to convey a sense of depth and mystery in design projects.

The hex color #0A0429, also known as Black Rock, presents significant accessibility challenges, particularly in text and user interface design. Its extremely low luminance value means that it offers very little contrast against other dark colors, potentially rendering text or interface elements unreadable for users with visual impairments. To ensure accessibility, it is crucial to pair #0A0429 with very light colors that provide a high contrast ratio, adhering to WCAG (Web Content Accessibility Guidelines) standards. A contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended. Careful consideration is also needed for users with color blindness, who might struggle to differentiate elements if color is the only cue. Providing supplementary cues like icons or text labels is essential for inclusivity.

Shades

Digital Color Formats

RGB
10 4 41
RGB10 4 41
Red
Green
Blue
HSL
249.73deg 82.22% 8.82%
249.7382.228.82HSL
Hue
Saturation
Lightness
HWB
249.73deg 1.57% 83.92%
249.731.5783.92HWB
Hue
Whiteness
Blackness
hex#0A0429
rgb10 4 41
hsl249.73deg 82.22% 8.82%
cmyk75.61% 90.24% 0% 83.92%
hwb249.73deg 1.57% 83.92%
xyz-d650.01 0 0.02
oklch0.1539 0.0729 282.72
oklab0.1539 0.02 -0.07
CMYK
75.61% 90.24% 0% 83.92%
75.6190.24083.92CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.02
0.0100.02XYZ
X
Y
Z
OKLCH
0.1539 0.0729 282.72
0.15390.0729282.72LCH
Lightness
Chroma
Hue
OKLAB
0.1539 0.02 -0.07
0.15390.02-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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