Chathams Blue

#1F4A79

General Information about Chathams Blue

The hexadecimal color code #1F4A79, also known as Chathams Blue, represents a deep, muted shade of blue in the RGB color space. It is composed of 12.2% red, 29% green, and 47.5% blue. This color is often associated with qualities such as trust, stability, and intelligence, making it a popular choice in corporate branding and professional settings. In terms of color theory, #1F4A79 sits between blue and indigo on the color wheel. Its relatively low saturation gives it a calming and sophisticated feel, distinguishing it from more vibrant blues. The name 'Chathams Blue' suggests a connection to maritime environments or a sense of tranquility inspired by oceanic landscapes. The color can be effectively used in various design applications to evoke feelings of serenity, reliability, and professionalism.

The color #1F4A79, also known as Chathams Blue, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it requires careful selection of foreground text colors to ensure readability. A light text color, such as white or a very pale yellow, is generally recommended to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratio. Using a color contrast checker is crucial to verify that the combination meets the minimum ratio of 4.5:1 for normal text and 3:1 for large text. For users with visual impairments, inadequate contrast can make content difficult or impossible to read. Additionally, avoid using this color as the sole indicator of important information, such as links or interactive elements. Always provide alternative cues like underlines or icons to ensure usability for all users, including those with color blindness.

Shades

Digital Color Formats

RGB
31 74 121
RGB31 74 121
Red
Green
Blue
HSL
211.33deg 59.21% 29.8%
211.3359.2129.8HSL
Hue
Saturation
Lightness
HWB
211.33deg 12.16% 52.55%
211.3312.1652.55HWB
Hue
Whiteness
Blackness
hex#1F4A79
rgb31 74 121
hsl211.33deg 59.21% 29.8%
cmyk74.38% 38.84% 0% 52.55%
hwb211.33deg 12.16% 52.55%
xyz-d650.06 0.07 0.19
oklch0.4037 0.0927 252.85
oklab0.4037 -0.03 -0.09
CMYK
74.38% 38.84% 0% 52.55%
74.3838.84052.55CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.07 0.19
0.060.070.19XYZ
X
Y
Z
OKLCH
0.4037 0.0927 252.85
0.40370.0927252.85LCH
Lightness
Chroma
Hue
OKLAB
0.4037 -0.03 -0.09
0.4037-0.03-0.09LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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