Cerulean Blue

#1D55C9

General Information about Cerulean Blue

Cerulean Blue, represented by the hexadecimal color code #1D55C9, is a captivating shade of blue that evokes feelings of tranquility and sophistication. It is located in the blue-violet segment of the color spectrum and is known for its slightly desaturated quality, giving it a softer appearance compared to more vibrant blues. This color is often associated with clarity, stability, and peace, making it a popular choice in various design applications. Its balanced nature ensures it is never too overpowering to the eye, making it a versatile colour across a broad range of applications.

The hex color #1D55C9, a shade of cerulean blue, presents moderate accessibility challenges. Its contrast ratio against white text is approximately 4.6:1, which meets WCAG AA standards for normal text but falls short of AAA requirements. When paired with black text, the contrast is lower, requiring careful consideration for readability. To enhance accessibility, consider using a lighter shade of blue or a contrasting color like yellow or orange for text. For users with visual impairments, providing alternative text descriptions for images or interactive elements employing this color is crucial. Additionally, avoid relying solely on color to convey important information; use supplementary cues like labels or icons to ensure inclusivity.

Shades

Digital Color Formats

RGB
29 85 201
RGB29 85 201
Red
Green
Blue
HSL
220.47deg 74.78% 45.1%
220.4774.7845.1HSL
Hue
Saturation
Lightness
HWB
220.47deg 11.37% 21.18%
220.4711.3721.18HWB
Hue
Whiteness
Blackness
hex#1D55C9
rgb29 85 201
hsl220.47deg 74.78% 45.1%
cmyk85.57% 57.71% 0% 21.18%
hwb220.47deg 11.37% 21.18%
xyz-d650.14 0.11 0.57
oklch0.4882 0.1899 262.43
oklab0.4882 -0.03 -0.19
CMYK
85.57% 57.71% 0% 21.18%
85.5757.71021.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.11 0.57
0.140.110.57XYZ
X
Y
Z
OKLCH
0.4882 0.1899 262.43
0.48820.1899262.43LCH
Lightness
Chroma
Hue
OKLAB
0.4882 -0.03 -0.19
0.4882-0.03-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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