Blue Charcoal

#000A18

General Information About Blue Charcoal

The hex color #000A18, also known as Blue Charcoal, is a dark shade of blue with a subtle grayish undertone. It is composed of 0% red, 3.92% green, and 9.41% blue. In the RGB color space, it has values of R:0, G:10, B:24. In the CMYK color space, its approximate values are C:100, M:58, Y:0, K:91. This color is often associated with sophistication, depth, and tranquility. It's frequently used in designs where a sense of understated elegance is desired. In its web representation, #000A18 is commonly used for background elements where the primary focus is on the content itself. The name "Blue Charcoal" suggests its similarity to the color of charcoal with a slightly bluish tinge.

The hex color #000A18, also known as Blue Charcoal, presents accessibility challenges due to its low luminance. When used as a background color, text rendered in lighter colors is essential to ensure readability and compliance with 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. Tools like contrast checkers can verify adherence to these guidelines. Consideration should be given to users with visual impairments, who may struggle to distinguish subtle shades. Avoid using this color for critical interactive elements without sufficient contrast. Thoughtful design choices can mitigate these accessibility concerns, promoting inclusivity and usability. Proper color contrast ensures that the content is accessible to a wide range of users, including those with visual impairments or color vision deficiencies. Remember to consider all the user groups when picking the color palette.

Shades

Digital Color Formats

RGB
0 10 24
RGB0 10 24
Red
Green
Blue
HSL
215 100% 4.71%
2151004.71HSL
Hue
Saturation
Lightness
HWB
215 0% 90.59%
215090.59HWB
Hue
Whiteness
Blackness
hex#000A18
rgb0 10 24
hsl215 100% 4.71%
cmyk100% 58.33% 0% 90.59%
hwb215 0% 90.59%
xyz0.27 0.28 0.9
CMYK
100% 58.33% 0% 90.59%
10058.33090.59CMYK
Cyan
Magenta
Yellow
Key
XYZ
0.27 0.28 0.9
0.270.280.9XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons