Chathams Blue

#184E83

General Information

The color #184E83, also known as Chathams Blue, is a dark, muted shade of blue often associated with feelings of calmness, stability, and professionalism. In the RGB color model, it is composed of 9.41% red, 30.59% green, and 51.37% blue. In the CMYK color model, used for printing, it consists of 82% cyan, 40% magenta, 0% yellow, and 49% black. The hexadecimal color code #184E83 is commonly used in web design and digital applications to specify this particular shade of blue. It is part of a broader family of blue hues that range from light sky blues to deep navy blues, each with its own unique connotations and uses. The color's perceived coolness makes it suitable for designs aiming to convey trustworthiness and reliability.

The hex color #184E83, also known as Chathams Blue, presents moderate accessibility challenges. Its relatively dark hue requires careful consideration when choosing foreground colors for text or interactive elements. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text against backgrounds. When pairing #184E83 with text, lighter colors such as white (#FFFFFF) or very light shades of gray are generally necessary to achieve sufficient contrast. Tools like contrast checkers can accurately measure the contrast ratio between #184E83 and other colors. It's vital to test color combinations to ensure readability for users with visual impairments. Consider providing alternative color themes for users with specific needs.

Shades

Digital Color Formats

RGB
24 78 131
RGB24 78 131
Red
Green
Blue
HSL
209.72deg 69.03% 30.39%
209.7269.0330.39HSL
Hue
Saturation
Lightness
HWB
209.72deg 9.41% 48.63%
209.729.4148.63HWB
Hue
Whiteness
Blackness
hex#184E83
rgb24 78 131
hsl209.72deg 69.03% 30.39%
cmyk81.68% 40.46% 0% 48.63%
hwb209.72deg 9.41% 48.63%
xyz-d650.07 0.07 0.22
oklch0.4178 0.1046 251.6
oklab0.4178 -0.03 -0.1
CMYK
81.68% 40.46% 0% 48.63%
81.6840.46048.63CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.07 0.22
0.070.070.22XYZ
X
Y
Z
OKLCH
0.4178 0.1046 251.6
0.41780.1046251.6LCH
Lightness
Chroma
Hue
OKLAB
0.4178 -0.03 -0.1
0.4178-0.03-0.1LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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