Blue Charcoal

#000617

General Information about Blue Charcoal (#000617)

The hexadecimal color code #000617, also known as Blue Charcoal, represents a very dark shade of blue. It is composed of 0% red, 2.4% green, and 9% blue. In the RGB color model, this corresponds to the values R:0, G:6, B:23. In the CMYK color model, its approximate values are C:100, M:74, Y:0, K:91. This color is often associated with depth, mystery, and sophistication. Due to its low luminance, it's categorized as a very dark color, which significantly impacts its usability in various design contexts, particularly concerning accessibility standards. Understanding its properties is crucial for designers aiming to incorporate it effectively.

The hex color #000617, also known as Blue Charcoal, presents significant accessibility challenges, particularly for users with visual impairments. Its extremely low luminance value results in very poor contrast against lighter backgrounds, making text or graphical elements rendered in this color difficult to discern. According to WCAG guidelines, sufficient contrast is crucial for readability and usability. To ensure accessibility, it's essential to pair #000617 with very light colors, achieving a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Furthermore, avoid using this color for crucial interactive elements without proper visual cues and labels. Consider providing alternative high-contrast themes or allowing users to customize colors to meet their individual needs, thereby creating a more inclusive and accessible experience for all users.

Shades

Digital Color Formats

RGB
0 6 23
RGB0 6 23
Red
Green
Blue
HSL
224.35deg 100% 4.51%
224.351004.51HSL
Hue
Saturation
Lightness
HWB
224.35deg 0% 90.98%
224.35090.98HWB
Hue
Whiteness
Blackness
hex#000617
rgb0 6 23
hsl224.35deg 100% 4.51%
cmyk100% 73.91% 0% 90.98%
hwb224.35deg 0% 90.98%
xyz-d650 0 0.01
oklch0.1255 0.0434 256.33
oklab0.1255 -0.01 -0.04
CMYK
100% 73.91% 0% 90.98%
10073.91090.98CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0 0 0.01
000.01XYZ
X
Y
Z
OKLCH
0.1255 0.0434 256.33
0.12550.0434256.33LCH
Lightness
Chroma
Hue
OKLAB
0.1255 -0.01 -0.04
0.1255-0.01-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons