Black Rock

#04072B

General Information about Black Rock

The hex color code #04072B, also known as Black Rock, is a very dark shade of blue-black. It is composed of 1.57% red, 2.75% green, and 16.86% blue. In the RGB color model, this equates to R:4, G:7, B:43. The CMYK representation of #04072B is C:91, M:84, Y:0, K:83. Black Rock is often associated with sophistication, elegance, and mystery. Its extremely low lightness value makes it challenging to use as a primary color in designs, particularly for text or interactive elements. Color contrast is a critical consideration when working with such a dark shade to ensure readability and accessibility. This color evokes a sense of depth and can be used to create a strong visual impact when paired with lighter, contrasting colors.

The color #04072B, also known as Black Rock, presents significant accessibility challenges due to its extremely dark nature. When used as a foreground color for text or interactive elements, it requires a very light background to ensure sufficient contrast. According to WCAG guidelines, the contrast ratio between foreground and background colors should be at least 4.5:1 for normal text and 3:1 for large text. Black Rock is unlikely to meet these ratios with many background colors, potentially making content difficult or impossible to read for users with visual impairments. Designers should carefully consider color contrast ratios and use tools to verify accessibility compliance. Using this color for purely decorative elements is acceptable, but avoid using it for conveying important information without sufficient contrast. Alternative, lighter colors should be considered for improved accessibility. It is imperative to prioritize readability and usability for all users, and adjustments may be necessary to ensure compliance with accessibility standards.

Shades

Digital Color Formats

RGB
4 7 43
RGB4 7 43
Red
Green
Blue
HSL
235.38deg 82.98% 9.22%
235.3882.989.22HSL
Hue
Saturation
Lightness
HWB
235.38deg 1.57% 83.14%
235.381.5783.14HWB
Hue
Whiteness
Blackness
hex#04072B
rgb4 7 43
hsl235.38deg 82.98% 9.22%
cmyk90.7% 83.72% 0% 83.14%
hwb235.38deg 1.57% 83.14%
xyz-d650.01 0 0.02
oklch0.158 0.0725 270.03
oklab0.158 0 -0.07
CMYK
90.7% 83.72% 0% 83.14%
90.783.72083.14CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0 0.02
0.0100.02XYZ
X
Y
Z
OKLCH
0.158 0.0725 270.03
0.1580.0725270.03LCH
Lightness
Chroma
Hue
OKLAB
0.158 0 -0.07
0.1580-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons