Cerulean Blue

#2A4EBD

General Information about Cerulean Blue

The hexadecimal color code #2A4EBD represents a shade of blue known as Cerulean Blue. This color is composed of 16.47% red, 30.59% green, and 74.12% blue. In the RGB color model, it is described as rgb(42, 78, 189). The corresponding CMYK color code is cmyk(78, 59, 0, 26), indicating the percentages of cyan, magenta, yellow, and black needed to reproduce this color in print. Cerulean Blue is often associated with feelings of tranquility, peace, and stability. Its use can evoke a sense of calm and professionalism, making it a popular choice in various design applications. This color resides in the blue color family, known for its association with serenity and trust.

The color #2A4EBD, also known as Cerulean Blue, presents some accessibility challenges. Its relatively low luminance contrast against both white and black backgrounds may make it difficult for users with visual impairments to read text or distinguish interface elements. According to WCAG guidelines, sufficient contrast is crucial for readability. Therefore, when using this color for text or interactive elements, it is recommended to pair it with lighter shades to ensure adequate contrast. Tools for checking color contrast ratios can help developers verify compliance with accessibility standards. Consideration should also be given to users with color vision deficiencies, as this color may appear differently or be indistinguishable from other blues or purples.

Shades

Digital Color Formats

RGB
42 78 189
RGB42 78 189
Red
Green
Blue
HSL
225.31deg 63.64% 45.29%
225.3163.6445.29HSL
Hue
Saturation
Lightness
HWB
225.31deg 16.47% 25.88%
225.3116.4725.88HWB
Hue
Whiteness
Blackness
hex#2A4EBD
rgb42 78 189
hsl225.31deg 63.64% 45.29%
cmyk77.78% 58.73% 0% 25.88%
hwb225.31deg 16.47% 25.88%
xyz-d650.13 0.1 0.49
oklch0.4684 0.1795 265.9
oklab0.4684 -0.01 -0.18
CMYK
77.78% 58.73% 0% 25.88%
77.7858.73025.88CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.1 0.49
0.130.10.49XYZ
X
Y
Z
OKLCH
0.4684 0.1795 265.9
0.46840.1795265.9LCH
Lightness
Chroma
Hue
OKLAB
0.4684 -0.01 -0.18
0.4684-0.01-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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