Chathams Blue

#1A5273

General Information about Chathams Blue (#1A5273)

The color #1A5273, commonly known as Chathams Blue, is a dark shade of cyan-blue. It falls under the category of cool colors, often associated with tranquility, stability, and professionalism. This hue is created by combining specific proportions of blue, green, and minimal red light within the RGB color model. In the CMYK color model, commonly used for printing, it is produced using cyan, magenta, and black inks. Its hex code, #1A5273, serves as a unique identifier in digital applications, enabling precise color representation across various platforms. Chathams Blue is versatile and can be used in various design contexts, ranging from branding to web design, often conveying a sense of sophistication and trust. Its subdued nature makes it suitable for backgrounds and text, provided sufficient contrast is maintained.

The hex color #1A5273, also known as Chathams Blue, presents specific accessibility considerations for web design. When used as a foreground color for text, it requires careful selection of a background color to ensure sufficient contrast. According to WCAG guidelines, the contrast ratio between text and background should be at least 4.5:1 for normal text and 3:1 for large text to meet AA compliance. For AAA compliance, these ratios increase to 7:1 and 4.5:1, respectively. To evaluate contrast, tools like the WebAIM Contrast Checker are invaluable. Due to its relatively dark nature, #1A5273 generally needs a light background to achieve adequate contrast. It's crucial to avoid pairing it with other dark colors or shades of blue, as this can render text unreadable for users with visual impairments. Thoughtful color choices enhance usability and inclusivity.

Shades

Digital Color Formats

RGB
26 82 115
RGB26 82 115
Red
Green
Blue
HSL
202.25deg 63.12% 27.65%
202.2563.1227.65HSL
Hue
Saturation
Lightness
HWB
202.25deg 10.2% 54.9%
202.2510.254.9HWB
Hue
Whiteness
Blackness
hex#1A5273
rgb26 82 115
hsl202.25deg 63.12% 27.65%
cmyk77.39% 28.7% 0% 54.9%
hwb202.25deg 10.2% 54.9%
xyz-d650.07 0.07 0.17
oklch0.4187 0.0793 238.98
oklab0.4187 -0.04 -0.07
CMYK
77.39% 28.7% 0% 54.9%
77.3928.7054.9CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.07 0.17
0.070.070.17XYZ
X
Y
Z
OKLCH
0.4187 0.0793 238.98
0.41870.0793238.98LCH
Lightness
Chroma
Hue
OKLAB
0.4187 -0.04 -0.07
0.4187-0.04-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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