Chathams Blue

#1F5573

General Information

The hex color #1F5573, also known as Chathams Blue, is a deep, muted shade of blue that evokes feelings of tranquility and stability. In the RGB color model, it is composed of 12.2% red, 33.3% green, and 45.1% blue. This composition gives it a slightly cool undertone. The color's name, Chathams Blue, suggests a connection to the sea or a similar natural element. It's often associated with professionalism, trustworthiness, and calmness, making it a popular choice in various design applications. This color is generally perceived as a non-offensive and sophisticated shade, contributing to its wide range of usability in both digital and physical contexts. The hexadecimal code provides a precise way to define and reproduce this color across different platforms and mediums.

The hex color #1F5573, also known as Chathams Blue, presents unique accessibility considerations. Its relatively dark hue results in a low contrast ratio when paired with similarly dark colors, which can pose challenges for users with visual impairments. For optimal readability and usability, it's recommended to use #1F5573 with significantly lighter text colors like white or light shades of yellow or gray. Ensuring sufficient contrast (ideally meeting WCAG guidelines) is crucial for ensuring that content is perceivable to all users. In scenarios with interactive elements, hover states or focus indicators should be designed with high contrast to allow users to easily understand the current state of the interface. When using this color as a background, ensure that all foreground elements such as text and icons stand out clearly. Testing with accessibility tools and involving users with disabilities in the design process will further ensure the inclusive use of this color.

Shades

Digital Color Formats

RGB
31 85 115
RGB31 85 115
Red
Green
Blue
HSL
201.43deg 57.53% 28.63%
201.4357.5328.63HSL
Hue
Saturation
Lightness
HWB
201.43deg 12.16% 54.9%
201.4312.1654.9HWB
Hue
Whiteness
Blackness
hex#1F5573
rgb31 85 115
hsl201.43deg 57.53% 28.63%
cmyk73.04% 26.09% 0% 54.9%
hwb201.43deg 12.16% 54.9%
xyz-d650.07 0.08 0.17
oklch0.4281 0.075 236.75
oklab0.4281 -0.04 -0.06
CMYK
73.04% 26.09% 0% 54.9%
73.0426.09054.9CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.08 0.17
0.070.080.17XYZ
X
Y
Z
OKLCH
0.4281 0.075 236.75
0.42810.075236.75LCH
Lightness
Chroma
Hue
OKLAB
0.4281 -0.04 -0.06
0.4281-0.04-0.06LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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