Cerulean Blue

#1C4BCA

General Information about Cerulean Blue

The hexadecimal color #1C4BCA, also known as Cerulean Blue, is a captivating shade that resides in the blue color spectrum. It is composed of 11% red, 29.4% green, and 79.6% blue. In the RGB color model, this translates to 28 red, 75 green, and 202 blue. The corresponding CMYK values are 86% cyan, 63% magenta, 0% yellow, and 20% black. This vibrant hue evokes feelings of calmness, trust, and stability, making it a popular choice in various design applications. Cerulean Blue is frequently associated with the sky and sea, which contributes to its soothing and serene qualities, therefore it's used in branding, digital art, and environmental designs to convey reliability and depth.

The color #1C4BCA, a deep cerulean blue, presents specific accessibility challenges, primarily due to its relatively low luminance. When used as a foreground color against a white or very light background, it may not provide sufficient contrast for users with visual impairments, potentially failing WCAG (Web Content Accessibility Guidelines) contrast ratio requirements for both normal and large text. Therefore, it is crucial to pair this color with a light, contrasting background, such as white (#FFFFFF) or a very pale yellow, to ensure readability. Alternatively, using it for larger graphical elements or with careful font weight adjustments can mitigate some issues. Thorough testing with accessibility evaluation tools is recommended to confirm compliance and ensure an inclusive user experience. Consider also providing alternative color schemes that cater to users with different visual needs.

Shades

Digital Color Formats

RGB
28 75 202
RGB28 75 202
Red
Green
Blue
HSL
223.79deg 75.65% 45.1%
223.7975.6545.1HSL
Hue
Saturation
Lightness
HWB
223.79deg 10.98% 20.78%
223.7910.9820.78HWB
Hue
Whiteness
Blackness
hex#1C4BCA
rgb28 75 202
hsl223.79deg 75.65% 45.1%
cmyk86.14% 62.87% 0% 20.78%
hwb223.79deg 10.98% 20.78%
xyz-d650.14 0.1 0.57
oklch0.4695 0.2033 264.23
oklab0.4695 -0.02 -0.2
CMYK
86.14% 62.87% 0% 20.78%
86.1462.87020.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.1 0.57
0.140.10.57XYZ
X
Y
Z
OKLCH
0.4695 0.2033 264.23
0.46950.2033264.23LCH
Lightness
Chroma
Hue
OKLAB
0.4695 -0.02 -0.2
0.4695-0.02-0.2LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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