Blue Charcoal

#051013

General Information about #051013

The hex color code #051013, also known as Blue Charcoal, is a very dark shade of blue-gray. It is composed of 1.96% red, 6.27% green, and 7.45% blue. In the RGB color space, it has the values R:5, G:16, B:19. In the CMYK color space, it is composed of 73.68% cyan, 15.79% magenta, 0% yellow, and 92.55% black. Its dark nature places it firmly in the lower range of luminance values, making it a color often associated with depth, sophistication, and a sense of mystery. The color is close to black, and may be mistaken as a black by some viewers. The color is suitable for backgrounds.

The hex color #051013, also known as Blue Charcoal, presents significant accessibility challenges due to its extremely dark nature. Its low luminance results in very poor contrast against typical light-colored backgrounds, such as white (#FFFFFF). This makes it difficult for users, especially those with visual impairments or color blindness, to distinguish text or other elements displayed in this color. To improve accessibility, it is crucial to pair #051013 with much lighter colors that provide a contrast ratio meeting 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. Using tools to check contrast ratios during the design process is essential to ensure readability and usability for all users. Consider alternative color palettes with better contrast if accessibility is a priority.

Shades

Digital Color Formats

RGB
5 16 19
RGB5 16 19
Red
Green
Blue
HSL
192.86deg 58.33% 4.71%
192.8658.334.71HSL
Hue
Saturation
Lightness
HWB
192.86deg 1.96% 92.55%
192.861.9692.55HWB
Hue
Whiteness
Blackness
hex#051013
rgb5 16 19
hsl192.86deg 58.33% 4.71%
cmyk73.68% 15.79% 0% 92.55%
hwb192.86deg 1.96% 92.55%
xyz-d650 0 0.01
oklch0.1634 0.0183 215.8
oklab0.1634 -0.01 -0.01
CMYK
73.68% 15.79% 0% 92.55%
73.6815.79092.55CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1634 0.0183 215.8
0.16340.0183215.8LCH
Lightness
Chroma
Hue
OKLAB
0.1634 -0.01 -0.01
0.1634-0.01-0.01LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons