Cerulean Blue

#1F51C7

General Information about Cerulean Blue

Cerulean blue, represented by the hex code #1F51C7, is a captivating shade of blue that sits between azure and cyan on the color spectrum. It is named after the color of the clear blue sky on a bright day. This color evokes feelings of tranquility, peace, and serenity, making it a popular choice for various applications. In color psychology, blue is often associated with trust, reliability, and stability, which is why cerulean blue is frequently used by businesses and organizations seeking to project a sense of professionalism and trustworthiness. Its calming effect can also help reduce stress and promote relaxation, making it a suitable choice for environments designed to foster calmness, such as spas or meditation centers. The color is very popular in fashion and webdesign.

The hex color #1f51c7, also known as cerulean blue, presents some accessibility considerations, particularly concerning color contrast. When used as a background or text color, it is crucial to ensure sufficient contrast with the foreground or background elements, respectively. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Cerulean blue, being a mid-tone color, may not provide adequate contrast with lighter shades like white or pale yellow. To enhance accessibility, designers should pair it with darker shades of gray, black, or deeper blues to achieve the recommended contrast ratios. Tools like color contrast checkers can be used to verify compliance with accessibility standards and ensure that content is perceivable to users with visual impairments. Additionally, consider providing alternative visual cues, such as underlines or icons, to convey information and avoid relying solely on color to differentiate elements.

Shades

Digital Color Formats

RGB
31 81 199
RGB31 81 199
Red
Green
Blue
HSL
222.14deg 73.04% 45.1%
222.1473.0445.1HSL
Hue
Saturation
Lightness
HWB
222.14deg 12.16% 21.96%
222.1412.1621.96HWB
Hue
Whiteness
Blackness
hex#1F51C7
rgb31 81 199
hsl222.14deg 73.04% 45.1%
cmyk84.42% 59.3% 0% 21.96%
hwb222.14deg 12.16% 21.96%
xyz-d650.14 0.1 0.55
oklch0.4791 0.1917 263.47
oklab0.4791 -0.02 -0.19
CMYK
84.42% 59.3% 0% 21.96%
84.4259.3021.96CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.1 0.55
0.140.10.55XYZ
X
Y
Z
OKLCH
0.4791 0.1917 263.47
0.47910.1917263.47LCH
Lightness
Chroma
Hue
OKLAB
0.4791 -0.02 -0.19
0.4791-0.02-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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