Chathams Blue

#21507A

General Information about Chathams Blue

The hexadecimal color code #21507A, commonly known as Chathams Blue, is a dark shade of blue that evokes feelings of calmness, stability, and trustworthiness. It is composed of 12.9% red, 31.4% green, and 47.8% blue. In the RGB color space, it has values of R:33, G:80, B:122. In the CMYK color space, its composition is C:73%, M:35%, Y:0%, K:52%. This color is often associated with professionalism, reliability, and authority, making it a popular choice for corporate branding and websites. Its relatively low saturation gives it a muted appearance, which contributes to its calming effect. Chathams Blue is a versatile color that can be used in various design applications to create a sense of sophistication and stability.

The color #21507A, also known as Chathams Blue, presents some accessibility considerations, particularly in web design. When using this color for text, it's crucial to ensure sufficient contrast against the background. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text to meet AA compliance. Given its relatively dark hue, #21507A might require a light-colored background to achieve adequate contrast. Tools like contrast checkers can help verify compliance. Additionally, avoid relying solely on color to convey important information; use supplementary cues like text labels or icons to accommodate users with color vision deficiencies. Consider the user experience for individuals with visual impairments by ensuring that interactive elements using this color have clear focus indicators.

Shades

Digital Color Formats

RGB
33 80 122
RGB33 80 122
Red
Green
Blue
HSL
208.31deg 57.42% 30.39%
208.3157.4230.39HSL
Hue
Saturation
Lightness
HWB
208.31deg 12.94% 52.16%
208.3112.9452.16HWB
Hue
Whiteness
Blackness
hex#21507A
rgb33 80 122
hsl208.31deg 57.42% 30.39%
cmyk72.95% 34.43% 0% 52.16%
hwb208.31deg 12.94% 52.16%
xyz-d650.07 0.07 0.19
oklch0.4201 0.0869 248.43
oklab0.4201 -0.03 -0.08
CMYK
72.95% 34.43% 0% 52.16%
72.9534.43052.16CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.07 0.19
0.070.070.19XYZ
X
Y
Z
OKLCH
0.4201 0.0869 248.43
0.42010.0869248.43LCH
Lightness
Chroma
Hue
OKLAB
0.4201 -0.03 -0.08
0.4201-0.03-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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