Chathams Blue

#1D4F7B

General Information about Chathams Blue

The color #1D4F7B, also known as Chathams Blue, is a dark, muted shade of blue that evokes feelings of calmness, stability, and professionalism. It belongs to the blue color family, which is often associated with trustworthiness, intelligence, and efficiency. In terms of color theory, it is a tertiary color, created by mixing a primary color (blue) with a secondary color (green or purple) and a neutral color (black or gray). This blend results in a sophisticated and understated hue that is suitable for a wide range of applications. Its hexadecimal representation, #1D4F7B, indicates its specific composition in the RGB color model, with relatively low values for red and green and a higher value for blue. This balance contributes to its cool and calming nature, making it a popular choice for both digital and physical designs.

The hex color #1d4f7b, also known as Chathams Blue, presents specific accessibility considerations for web design. When used as a background color, it's crucial to ensure sufficient contrast with foreground text. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text to comply with WCAG guidelines. Tools like contrast checkers can help verify compliance. Additionally, avoid using this color as the sole indicator of interactive elements like links or buttons, as colorblind users may not be able to distinguish them. Providing supplementary cues, such as underlines or icons, is essential for inclusive design. When using this color, careful consideration of color pairings and visual cues is crucial for ensuring an accessible and user-friendly experience.

Shades

Digital Color Formats

RGB
29 79 123
RGB29 79 123
Red
Green
Blue
HSL
208.09deg 61.84% 29.8%
208.0961.8429.8HSL
Hue
Saturation
Lightness
HWB
208.09deg 11.37% 51.76%
208.0911.3751.76HWB
Hue
Whiteness
Blackness
hex#1D4F7B
rgb29 79 123
hsl208.09deg 61.84% 29.8%
cmyk76.42% 35.77% 0% 51.76%
hwb208.09deg 11.37% 51.76%
xyz-d650.07 0.07 0.2
oklch0.4167 0.0909 248.53
oklab0.4167 -0.03 -0.08
CMYK
76.42% 35.77% 0% 51.76%
76.4235.77051.76CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.07 0.2
0.070.070.2XYZ
X
Y
Z
OKLCH
0.4167 0.0909 248.53
0.41670.0909248.53LCH
Lightness
Chroma
Hue
OKLAB
0.4167 -0.03 -0.08
0.4167-0.03-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons