Cerulean Blue

#1D53C9

General Information about Cerulean Blue

#1D53C9, also known as Cerulean Blue, is a deep and vibrant shade of blue that evokes feelings of calmness, serenity, and trust. In the RGB color model, it is composed of 11.4% red, 32.5% green, and 78.8% blue. In the CMYK color model, used for printing, it consists of 85% cyan, 59% magenta, 0% yellow, and 21% black. This color is often associated with the sky and ocean, making it a popular choice for designs that aim to convey a sense of peace and stability. Cerulean Blue has a rich history and has been used in art, fashion, and design for centuries. Its versatility allows it to be used in both modern and traditional settings, making it a timeless color choice.

The hex color #1D53C9, a shade of cerulean blue, presents some accessibility considerations for web development. When used as a background color, it is crucial to ensure sufficient contrast with the foreground text or elements. A light text color, such as white or a very pale yellow, would likely be necessary to meet WCAG (Web Content Accessibility Guidelines) standards for readability. Conversely, if #1D53C9 is used as a text color, a very light background would be needed. Tools like contrast checkers can help determine if the color combination passes accessibility tests for different vision impairments and screen resolutions. Avoid pairing it with similar dark blues or purples, as this can reduce contrast and make it difficult for users to distinguish elements on the page. Thoughtful color choices enhance usability and ensure content is accessible to a wider audience, including individuals with visual impairments.

Shades

Digital Color Formats

RGB
29 83 201
RGB29 83 201
Red
Green
Blue
HSL
221.16deg 74.78% 45.1%
221.1674.7845.1HSL
Hue
Saturation
Lightness
HWB
221.16deg 11.37% 21.18%
221.1611.3721.18HWB
Hue
Whiteness
Blackness
hex#1D53C9
rgb29 83 201
hsl221.16deg 74.78% 45.1%
cmyk85.57% 58.71% 0% 21.18%
hwb221.16deg 11.37% 21.18%
xyz-d650.14 0.11 0.57
oklch0.4842 0.1923 262.85
oklab0.4842 -0.02 -0.19
CMYK
85.57% 58.71% 0% 21.18%
85.5758.71021.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.11 0.57
0.140.110.57XYZ
X
Y
Z
OKLCH
0.4842 0.1923 262.85
0.48420.1923262.85LCH
Lightness
Chroma
Hue
OKLAB
0.4842 -0.02 -0.19
0.4842-0.02-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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