Black Rock

#0A033D

General Information about #0A033D

The hex color #0A033D, often referred to as Black Rock, is a very dark shade of blue-violet. It is composed of 3.92% red, 1.18% green, and 23.92% blue. In the RGB color model, it has values of R:10, G:3, B:61. In the CMYK color model, it is composed of 84% cyan, 95% magenta, 0% yellow, and 76% black. This color evokes a sense of depth, mystery, and sophistication. It is often associated with elegance, luxury, and formality. Due to its dark nature, it is frequently used in applications where a strong contrast is desired, such as in web design for creating a dramatic background or in graphic design for emphasizing certain elements. However, its low luminance requires careful consideration of accessibility guidelines to ensure readability and usability.

The hex color #0A033D, also known as Black Rock, presents significant accessibility challenges, particularly in web design. Due to its very dark nature, using this color as a background requires extremely light text to ensure sufficient contrast for readability. According to WCAG guidelines, the contrast ratio between text and background should be at least 4.5:1 for normal text and 3:1 for large text. #0A033D likely fails to meet these ratios with most standard text colors. Therefore, it's crucial to carefully evaluate color combinations using contrast checkers. When using #0A033D for interactive elements like buttons or links, consider providing clear visual cues, such as hover effects or underlines, to further enhance usability. Avoiding this color for critical information or interactive elements is advisable unless paired with very light, high-contrast colors.

Shades

Digital Color Formats

RGB
10 3 61
RGB10 3 61
Red
Green
Blue
HSL
247.24 90.63% 12.55%
247.2490.6312.55HSL
Hue
Saturation
Lightness
HWB
247.24 1.18% 76.08%
247.241.1876.08HWB
Hue
Whiteness
Blackness
hex#0A033D
rgb10 3 61
hsl247.24 90.63% 12.55%
cmyk83.61% 95.08% 0% 76.08%
hwb247.24 1.18% 76.08%
xyz1 0.47 4.45
CMYK
83.61% 95.08% 0% 76.08%
83.6195.08076.08CMYK
Cyan
Magenta
Yellow
Key
XYZ
1 0.47 4.45
10.474.45XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons

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