Chathams Blue

#1C4A77

General Information about Chathams Blue

The hexadecimal color #1C4A77, also known as Chathams Blue, is a dark shade of blue that evokes feelings of calmness, stability, and professionalism. In the RGB color model, it is composed of 11% red, 29% green, and 47% blue. In the CMYK color model, it is composed of 76% cyan, 37% magenta, 0% yellow, and 53% black. This color is often associated with trust, intelligence, and security, making it a popular choice for branding and design in various industries. Its muted tone gives it a refined and understated elegance, suitable for a wide range of applications.

The color #1C4A77, also known as Chathams Blue, presents some accessibility considerations for web development. Its relatively dark hue necessitates careful selection of foreground text colors to ensure sufficient contrast. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text against the background. Using light colors such as white, light gray, or yellow would likely provide adequate contrast. Tools like contrast checkers can accurately measure the contrast ratio to guarantee compliance. Also, consider providing alternative visual cues besides color to convey information, in situations where colorblind users may have difficulty distinguishing the color from similar tones. Meaning should never rely on color alone.

Shades

Digital Color Formats

RGB
28 74 119
RGB28 74 119
Red
Green
Blue
HSL
209.67deg 61.9% 28.82%
209.6761.928.82HSL
Hue
Saturation
Lightness
HWB
209.67deg 10.98% 53.33%
209.6710.9853.33HWB
Hue
Whiteness
Blackness
hex#1C4A77
rgb28 74 119
hsl209.67deg 61.9% 28.82%
cmyk76.47% 37.82% 0% 53.33%
hwb209.67deg 10.98% 53.33%
xyz-d650.06 0.06 0.18
oklch0.4013 0.0911 250.78
oklab0.4013 -0.03 -0.09
CMYK
76.47% 37.82% 0% 53.33%
76.4737.82053.33CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.06 0.18
0.060.060.18XYZ
X
Y
Z
OKLCH
0.4013 0.0911 250.78
0.40130.0911250.78LCH
Lightness
Chroma
Hue
OKLAB
0.4013 -0.03 -0.09
0.4013-0.03-0.09LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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