Chathams Blue

#1F487C

General Information about Chathams Blue

The hexadecimal color code #1F487C, also known as Chathams Blue, represents a dark and muted shade of blue. In the RGB color model, it consists of 12.2% red, 28.2% green, and 48.6% blue. This particular blend results in a color that evokes feelings of calmness, stability, and sophistication. Colors similar to Chathams Blue are often associated with trust and professionalism, making it a popular choice in various design applications. The color's relative darkness also implies a sense of depth and richness. In the CMYK color model, the composition is 75% cyan, 42% magenta, 0% yellow, and 51% black, further defining its cool and subdued characteristics. Its unique qualities make it suitable for a variety of creative projects.

The color #1F487C, also known as Chathams Blue, presents specific accessibility considerations, especially in web design. Its relatively dark hue means that text or other elements displayed in this color require a light background to ensure sufficient contrast, meeting WCAG (Web Content Accessibility Guidelines) standards for readability. A contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended. Conversely, when used as a background, pairing it with lighter foreground colors like white, yellow, or light shades of gray enhances visibility. Failing to meet these contrast requirements can render content difficult or impossible to read for users with visual impairments, including those with low vision or color blindness. Careful consideration of color combinations is crucial to create an inclusive and accessible user experience.

Shades

Digital Color Formats

RGB
31 72 124
RGB31 72 124
Red
Green
Blue
HSL
213.55deg 60% 30.39%
213.556030.39HSL
Hue
Saturation
Lightness
HWB
213.55deg 12.16% 51.37%
213.5512.1651.37HWB
Hue
Whiteness
Blackness
hex#1F487C
rgb31 72 124
hsl213.55deg 60% 30.39%
cmyk75% 41.94% 0% 51.37%
hwb213.55deg 12.16% 51.37%
xyz-d650.07 0.06 0.2
oklch0.4008 0.0993 255.7
oklab0.4008 -0.02 -0.1
CMYK
75% 41.94% 0% 51.37%
7541.94051.37CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.06 0.2
0.070.060.2XYZ
X
Y
Z
OKLCH
0.4008 0.0993 255.7
0.40080.0993255.7LCH
Lightness
Chroma
Hue
OKLAB
0.4008 -0.02 -0.1
0.4008-0.02-0.1LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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