Dark Blue

#1B11B9

General Information about #1B11B9

The hex color #1B11B9, also known as a dark shade of blue, is a color often associated with depth, stability, and knowledge. In the RGB (Red, Green, Blue) color model, it is composed of 10.59% red, 6.67% green, and 72.55% blue. The CMYK (Cyan, Magenta, Yellow, Key/Black) values are 85.42% cyan, 90.88% magenta, 0.00% yellow, and 27.45% black. This color falls under the blue color family and is generally perceived as calming and trustworthy. It is frequently used in corporate branding to project an image of reliability and professionalism. Its hexadecimal representation makes it easy to use in digital design and web development.

The hex color #1B11B9, a dark blue, presents some accessibility challenges. Its low luminance value means text rendered in this color on a white background may not meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratio. Specifically, it might fail the AA and AAA levels, which require contrast ratios of 4.5:1 and 7:1, respectively, for normal text. To improve accessibility, consider using a lighter color for text or a darker background. Tools like contrast checkers can help evaluate the contrast ratio. For users with visual impairments, sufficient contrast is crucial for readability. Combining this dark blue with carefully chosen, lighter accent colors can enhance visual appeal while ensuring the content remains accessible to everyone. Remember to test your color combinations with accessibility in mind.

Shades

Digital Color Formats

RGB
27 17 185
RGB27 17 185
Red
Green
Blue
HSL
243.57deg 83.17% 39.61%
243.5783.1739.61HSL
Hue
Saturation
Lightness
HWB
243.57deg 6.67% 27.45%
243.576.6727.45HWB
Hue
Whiteness
Blackness
hex#1B11B9
rgb27 17 185
hsl243.57deg 83.17% 39.61%
cmyk85.41% 90.81% 0% 27.45%
hwb243.57deg 6.67% 27.45%
xyz-d650.09 0.04 0.46
oklch0.372 0.2347 268.58
oklab0.372 -0.01 -0.23
CMYK
85.41% 90.81% 0% 27.45%
85.4190.81027.45CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.09 0.04 0.46
0.090.040.46XYZ
X
Y
Z
OKLCH
0.372 0.2347 268.58
0.3720.2347268.58LCH
Lightness
Chroma
Hue
OKLAB
0.372 -0.01 -0.23
0.372-0.01-0.23LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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