Chathams Blue

#1D517B

General Information about Chathams Blue

Chathams Blue, identified by the hexadecimal color code #1D517B, is a deep, muted shade of blue often associated with calmness, stability, and trustworthiness. In the RGB color model, it is composed of 11.4% red, 31.8% green, and 48.2% blue. This particular shade of blue is part of the broader family of blue hues, often used in design to convey professionalism and reliability. The name 'Chathams Blue' may be evocative of maritime themes or geographical locations. It's important to note that color perception can be subjective, and the cultural associations with specific colors can vary across different societies. In color psychology, blue is often linked to feelings of serenity, security, and intelligence. Because of its relatively dark value, it's crucial to consider contrast when using this color in designs, especially for text and interactive elements. Pairing it with lighter colors can ensure readability and accessibility.

The hex color #1D517B, also known as Chathams Blue, presents certain accessibility considerations, especially in web design. Its relatively dark hue means it generally provides sufficient contrast when used as a text color against a white or very light background, meeting WCAG (Web Content Accessibility Guidelines) standards for readability. However, it's crucial to evaluate color contrast ratios carefully, particularly when pairing it with other colors. Using a color contrast checker is highly recommended to ensure the combination meets the minimum contrast ratio of 4.5:1 for normal text and 3:1 for large text as defined by WCAG. When using #1D517B for interactive elements like buttons or links, it is important to provide additional cues, such as underlines or icons, to ensure users with visual impairments can easily identify these elements. Avoid using #1D517B as a background color with very dark text, as this will create insufficient contrast and make content inaccessible to many users. Careful consideration of color pairings is necessary to maintain web accessibility for all users.

Shades

Digital Color Formats

RGB
29 81 123
RGB29 81 123
Red
Green
Blue
HSL
206.81deg 61.84% 29.8%
206.8161.8429.8HSL
Hue
Saturation
Lightness
HWB
206.81deg 11.37% 51.76%
206.8111.3751.76HWB
Hue
Whiteness
Blackness
hex#1D517B
rgb29 81 123
hsl206.81deg 61.84% 29.8%
cmyk76.42% 34.15% 0% 51.76%
hwb206.81deg 11.37% 51.76%
xyz-d650.07 0.08 0.2
oklch0.4218 0.0889 246.59
oklab0.4218 -0.04 -0.08
CMYK
76.42% 34.15% 0% 51.76%
76.4234.15051.76CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.08 0.2
0.070.080.2XYZ
X
Y
Z
OKLCH
0.4218 0.0889 246.59
0.42180.0889246.59LCH
Lightness
Chroma
Hue
OKLAB
0.4218 -0.04 -0.08
0.4218-0.04-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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