Chathams Blue

#1B477D

General Information about Chathams Blue

Chathams Blue, represented by the hexadecimal color code #1B477D, is a dark shade of blue that evokes feelings of serenity, stability, and professionalism. It belongs to the blue color family and is often associated with trust, confidence, and intelligence. In the RGB color model, #1B477D consists of 10.6% red, 27.8% green, and 49% blue. This color is widely used in various design contexts, ranging from web design to interior decoration, due to its calming and versatile nature. Understanding the color's properties and associations is crucial for effectively incorporating it into different projects. The color's name, Chathams Blue, suggests a connection to the Chatham Islands, a remote archipelago known for its rugged beauty and expansive seas.

The color #1B477D, also known as Chathams Blue, presents some accessibility considerations for web developers. Its relatively dark hue means it requires careful pairing with text and background colors to ensure sufficient contrast. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. When using #1B477D as a background, it is advisable to use light-colored text to meet these contrast requirements. Using tools like contrast checkers can help ensure that the color combinations are accessible to users with visual impairments. Insufficient contrast can make content difficult to read, especially for users with low vision or color blindness. Therefore, designers and developers should prioritize accessibility when incorporating this color into their projects. Careful consideration should also be given to interactive elements like links and buttons, ensuring they are easily distinguishable from the surrounding text and background.

Shades

Digital Color Formats

RGB
27 71 125
RGB27 71 125
Red
Green
Blue
HSL
213.06deg 64.47% 29.8%
213.0664.4729.8HSL
Hue
Saturation
Lightness
HWB
213.06deg 10.59% 50.98%
213.0610.5950.98HWB
Hue
Whiteness
Blackness
hex#1B477D
rgb27 71 125
hsl213.06deg 64.47% 29.8%
cmyk78.4% 43.2% 0% 50.98%
hwb213.06deg 10.59% 50.98%
xyz-d650.06 0.06 0.2
oklch0.3975 0.1033 255.37
oklab0.3975 -0.03 -0.1
CMYK
78.4% 43.2% 0% 50.98%
78.443.2050.98CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.06 0.2
0.060.060.2XYZ
X
Y
Z
OKLCH
0.3975 0.1033 255.37
0.39750.1033255.37LCH
Lightness
Chroma
Hue
OKLAB
0.3975 -0.03 -0.1
0.3975-0.03-0.1LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons