Cerulean Blue

#1F57B7

About Cerulean Blue

Cerulean Blue, represented by the hex code #1F57B7, is a captivating shade of blue reminiscent of clear skies and serene waters. It is composed of 12.2% red, 34.1% green, and 71.8% blue. This color is often associated with tranquility, calmness, and stability, making it a popular choice in various design applications. Cerulean blue derives its name from the Latin word "caeruleus," which means dark blue or blue-green. The color gained prominence in the fashion world after being featured in the 2000 film "The Devil Wears Prada," where it was discussed as a significant trend in the fashion industry. Its versatility allows it to blend well with both warm and cool color palettes, making it a staple in art, design, and fashion.

The hex color #1F57B7, also known as Cerulean Blue, presents some accessibility considerations for web development. Its relatively dark hue offers sufficient contrast against white backgrounds, generally meeting WCAG guidelines for text legibility. However, when paired with darker backgrounds, the contrast ratio may fall below acceptable levels, making it difficult for users with visual impairments to read the text. Therefore, careful attention should be paid to background color choices. For optimal accessibility, it's advisable to use contrast checking tools to ensure compliance with WCAG AA or AAA standards. Also, consider providing alternative color schemes to cater to users with specific visual needs. Using this color for decorative elements should also take into account the reduced visibility for some users.

Shades

Digital Color Formats

RGB
31 87 183
RGB31 87 183
Red
Green
Blue
HSL
217.89deg 71.03% 41.96%
217.8971.0341.96HSL
Hue
Saturation
Lightness
HWB
217.89deg 12.16% 28.24%
217.8912.1628.24HWB
Hue
Whiteness
Blackness
hex#1F57B7
rgb31 87 183
hsl217.89deg 71.03% 41.96%
cmyk83.06% 52.46% 0% 28.24%
hwb217.89deg 12.16% 28.24%
xyz-d650.13 0.11 0.46
oklch0.4783 0.1632 260.56
oklab0.4783 -0.03 -0.16
CMYK
83.06% 52.46% 0% 28.24%
83.0652.46028.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.11 0.46
0.130.110.46XYZ
X
Y
Z
OKLCH
0.4783 0.1632 260.56
0.47830.1632260.56LCH
Lightness
Chroma
Hue
OKLAB
0.4783 -0.03 -0.16
0.4783-0.03-0.16LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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