Chathams Blue

#1A497E

General Information

The hexadecimal color #1A497E, also known as Chathams Blue, is a dark shade of blue that evokes feelings of calmness, stability, and trust. It is composed of 10.2% red, 28.6% green, and 49.4% blue. In the RGB color space, it is often described as a muted, deep blue with a hint of gray. The color is named after the Chatham Islands, a remote archipelago in the Pacific Ocean, known for their unique environment and serene landscapes, which reflects the color's association with tranquility and nature. In color psychology, dark blues are often associated with professionalism, security, and reliability, making #1A497E a popular choice for corporate branding and website design aiming to project these qualities.

The color #1A497E, also known as Chathams Blue, presents some accessibility challenges. Its relatively dark hue means that it requires careful consideration of contrast ratios when used with text or other foreground elements. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text against its background. When using #1A497E as a background, ensure that text is sufficiently light to meet these standards, such as white (#FFFFFF) or a very light gray. Tools like contrast checkers can help verify compliance. Also, avoid using this color for crucial visual elements without proper text labels, as it may not be easily distinguishable for users with visual impairments, especially those with low vision or color blindness. Using sufficient contrast will allow the color to be used effectively while maintaining accessibility for all users.

Shades

Digital Color Formats

RGB
26 73 126
RGB26 73 126
Red
Green
Blue
HSL
211.8deg 65.79% 29.8%
211.865.7929.8HSL
Hue
Saturation
Lightness
HWB
211.8deg 10.2% 50.59%
211.810.250.59HWB
Hue
Whiteness
Blackness
hex#1A497E
rgb26 73 126
hsl211.8deg 65.79% 29.8%
cmyk79.37% 42.06% 0% 50.59%
hwb211.8deg 10.2% 50.59%
xyz-d650.07 0.06 0.21
oklch0.4027 0.1027 253.94
oklab0.4027 -0.03 -0.1
CMYK
79.37% 42.06% 0% 50.59%
79.3742.06050.59CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.06 0.21
0.070.060.21XYZ
X
Y
Z
OKLCH
0.4027 0.1027 253.94
0.40270.1027253.94LCH
Lightness
Chroma
Hue
OKLAB
0.4027 -0.03 -0.1
0.4027-0.03-0.1LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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