Chathams Blue

#1D507E

General Information

Chathams Blue, represented by the hexadecimal color code #1D507E, is a dark shade of blue that evokes feelings of calmness, stability, and trustworthiness. It is a color often associated with depth and sophistication, making it a popular choice in various design fields. In the RGB color model, it consists of 11.4% red, 31.4% green, and 49.4% blue. This particular combination gives it a cool and subdued tone. The color is named after the Chathams Islands, a remote archipelago east of New Zealand, suggesting a connection to the ocean and distant horizons. Its hex code translates to RGB values of R:29, G:80, and B:126.

The color #1D507E, also known as Chathams Blue, presents some accessibility considerations for web developers. Its relatively dark hue results in a lower contrast ratio when paired with lighter text, potentially making it difficult for users with visual impairments to read. According to WCAG guidelines, sufficient contrast is crucial for readability. For body text, a contrast ratio of at least 4.5:1 is recommended, while large text requires a ratio of 3:1. When using #1D507E as a background color, developers should ensure that the foreground text color provides adequate contrast to meet these standards. Tools like contrast checkers can help evaluate color combinations. Conversely, when used as text, consider a lighter background. Careful consideration and testing with accessibility tools are essential to ensure that content remains accessible to all users, including those with low vision or color blindness.

Shades

Digital Color Formats

RGB
29 80 126
RGB29 80 126
Red
Green
Blue
HSL
208.45deg 62.58% 30.39%
208.4562.5830.39HSL
Hue
Saturation
Lightness
HWB
208.45deg 11.37% 50.59%
208.4511.3750.59HWB
Hue
Whiteness
Blackness
hex#1D507E
rgb29 80 126
hsl208.45deg 62.58% 30.39%
cmyk76.98% 36.51% 0% 50.59%
hwb208.45deg 11.37% 50.59%
xyz-d650.07 0.08 0.21
oklch0.4211 0.0939 249.17
oklab0.4211 -0.03 -0.09
CMYK
76.98% 36.51% 0% 50.59%
76.9836.51050.59CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.08 0.21
0.070.080.21XYZ
X
Y
Z
OKLCH
0.4211 0.0939 249.17
0.42110.0939249.17LCH
Lightness
Chroma
Hue
OKLAB
0.4211 -0.03 -0.09
0.4211-0.03-0.09LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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