Chathams Blue

#1D537B

General Information about Chathams Blue

The hexadecimal color #1D537B, also known as Chathams Blue, is a deep, muted shade of blue that evokes feelings of calmness, stability, and sophistication. It belongs to the blue color family, specifically within the range of darker, more subdued blues. In the RGB color model, #1D537B is composed of 11.4% red, 32.5% green, and 48.2% blue. This combination creates a color that is both rich and understated, making it suitable for various applications. The color is named 'Chathams Blue' after the Chatham Islands, which are a remote group of islands located east of New Zealand, and is also referred to as 'Endeavour Blue'. It can be used for digital design, fashion, interior design and several more.

The hex color #1D537B, also known as Chathams Blue, presents specific accessibility considerations, especially in web design. Its relatively low lightness value (meaning it's quite dark) dictates that it requires careful pairing with text and other interactive elements. To ensure readability and usability, it's crucial to use sufficiently light text colors (such as white or very light grays) when using #1D537B as a background. The contrast ratio between text and background should meet WCAG (Web Content Accessibility Guidelines) standards, aiming for a minimum of 4.5:1 for normal text and 3:1 for large text. Using tools like contrast checkers can help evaluate this. Furthermore, for users with visual impairments, relying solely on color to convey information is discouraged. Providing alternative cues like text labels or icons alongside color-coded elements is essential for inclusivity.

Shades

Digital Color Formats

RGB
29 83 123
RGB29 83 123
Red
Green
Blue
HSL
205.53deg 61.84% 29.8%
205.5361.8429.8HSL
Hue
Saturation
Lightness
HWB
205.53deg 11.37% 51.76%
205.5311.3751.76HWB
Hue
Whiteness
Blackness
hex#1D537B
rgb29 83 123
hsl205.53deg 61.84% 29.8%
cmyk76.42% 32.52% 0% 51.76%
hwb205.53deg 11.37% 51.76%
xyz-d650.07 0.08 0.2
oklch0.4268 0.087 244.56
oklab0.4268 -0.04 -0.08
CMYK
76.42% 32.52% 0% 51.76%
76.4232.52051.76CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.08 0.2
0.070.080.2XYZ
X
Y
Z
OKLCH
0.4268 0.087 244.56
0.42680.087244.56LCH
Lightness
Chroma
Hue
OKLAB
0.4268 -0.04 -0.08
0.4268-0.04-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons