Chathams Blue

#1A4578

General Information about Chathams Blue

Chathams Blue, identified by the hexadecimal color code #1A4578, is a dark shade of blue that evokes feelings of depth, stability, and sophistication. It is named after the Chatham Islands, reflecting the color of the surrounding ocean. This color belongs to the broader family of blue hues, which are often associated with calmness and trustworthiness. In color psychology, dark blues are frequently used to represent authority and intelligence. The RGB values for Chathams Blue are R:26, G:69, B:120. In the CMYK color model, it is composed of C:78%, M:42%, Y:0%, K:53%. Due to its low saturation and relatively dark nature, this color is best used with lighter, contrasting colors to ensure visibility and readability, especially in digital interfaces and printed materials.

The color #1A4578, also known as Chathams Blue, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it requires light text to ensure readability. A contrast ratio of at least 4.5:1 is recommended for normal-sized text, as specified by WCAG guidelines. Larger text can tolerate a lower contrast ratio of 3:1. When used for interactive elements like buttons or links, sufficient contrast is crucial for users with visual impairments to easily identify and interact with them. Providing alternative visual cues, such as underlines for links or borders for buttons, can further enhance accessibility. It's important to test color combinations using accessibility tools to ensure compliance and optimal user experience for everyone, including those with low vision or color blindness. Avoid pairing this dark blue with other dark colors, or relying solely on color to convey important information.

Shades

Digital Color Formats

RGB
26 69 120
RGB26 69 120
Red
Green
Blue
HSL
212.55deg 64.38% 28.63%
212.5564.3828.63HSL
Hue
Saturation
Lightness
HWB
212.55deg 10.2% 52.94%
212.5510.252.94HWB
Hue
Whiteness
Blackness
hex#1A4578
rgb26 69 120
hsl212.55deg 64.38% 28.63%
cmyk78.33% 42.5% 0% 52.94%
hwb212.55deg 10.2% 52.94%
xyz-d650.06 0.06 0.19
oklch0.3888 0.0989 254.73
oklab0.3888 -0.03 -0.1
CMYK
78.33% 42.5% 0% 52.94%
78.3342.5052.94CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.06 0.19
0.060.060.19XYZ
X
Y
Z
OKLCH
0.3888 0.0989 254.73
0.38880.0989254.73LCH
Lightness
Chroma
Hue
OKLAB
0.3888 -0.03 -0.1
0.3888-0.03-0.1LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons