Black Rock

#0A0E2E

General Information about #0A0E2E

The hexadecimal color code #0A0E2E, also known as Black Rock, represents a very dark shade of blue-black. In the RGB color model, it is composed of 3.92% red, 5.49% green, and 18.04% blue. This color is primarily used in contexts where a dark, subtle tone is desired. It is often associated with sophistication, professionalism, and a sense of grounding. In terms of color theory, #0A0E2E's low saturation and value make it a relatively neutral color, allowing it to pair well with a wide range of other hues. Its CMYK values are C:0.78, M:0.69, Y:0.00, K:0.82. When considering its use in design, it is crucial to ensure adequate contrast with lighter elements to maintain readability and visual appeal.

The hex color #0A0E2E, often referred to as Black Rock, presents significant accessibility challenges, particularly concerning color contrast. When used as a background color, it necessitates very light text to ensure readability. According to WCAG guidelines, sufficient contrast is crucial for users with visual impairments. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Using #0A0E2E for both text and background would result in extremely poor contrast, making the content illegible for many users. Web developers should carefully select contrasting colors or provide alternative high-contrast themes to accommodate users with different visual needs. Tools for checking contrast ratios are readily available online and should be integrated into the design process to maintain accessibility standards.

Shades

Digital Color Formats

RGB
10 14 46
RGB10 14 46
Red
Green
Blue
HSL
233.33 64.29% 10.98%
233.3364.2910.98HSL
Hue
Saturation
Lightness
HWB
233.33 3.92% 81.96%
233.333.9281.96HWB
Hue
Whiteness
Blackness
hex#0A0E2E
rgb10 14 46
hsl233.33 64.29% 10.98%
cmyk78.26% 69.57% 0% 81.96%
hwb233.33 3.92% 81.96%
xyz0.78 0.58 2.66
CMYK
78.26% 69.57% 0% 81.96%
78.2669.57081.96CMYK
Cyan
Magenta
Yellow
Key
XYZ
0.78 0.58 2.66
0.780.582.66XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons

HexColo.rs © 2025