Cerulean Blue

#2D54B9

General Information about Cerulean Blue

Cerulean Blue, represented by the hex code #2D54B9, is a captivating shade of blue that evokes feelings of serenity, tranquility, and depth. It is named after the color of the sky on a clear day, specifically referencing the cerulean pigment. This color resides in the blue-violet section of the color spectrum, it is not as saturated as some of its more electric cousins. Historically, cerulean was a popular color in art and design, often used to depict skies, water, and other natural elements. It continues to be a popular choice in modern design, valued for its calming and aesthetically pleasing qualities. It is often associated with intelligence, stability, and unity.

The hex color #2D54B9, a shade of Cerulean Blue, presents moderate accessibility challenges. Its contrast ratio against white text is approximately 3.8:1, which is below the WCAG 2.0 Level AA requirement of 4.5:1 for normal text. Therefore, using white text on a #2D54B9 background might be difficult for users with low vision to read comfortably. However, it passes the WCAG AA standard for large text (3:1). For optimal accessibility, consider using darker text, such as black or a very dark gray, on a #2D54B9 background, or lightening the color to achieve a higher contrast ratio. This will improve readability and ensure that the content is accessible to a wider audience, including those with visual impairments. Also, always provide alternative text descriptions for images using this color, so it is still accessible for those using screen readers.

Shades

Digital Color Formats

RGB
45 84 185
RGB45 84 185
Red
Green
Blue
HSL
223.29deg 60.87% 45.1%
223.2960.8745.1HSL
Hue
Saturation
Lightness
HWB
223.29deg 17.65% 27.45%
223.2917.6527.45HWB
Hue
Whiteness
Blackness
hex#2D54B9
rgb45 84 185
hsl223.29deg 60.87% 45.1%
cmyk75.68% 54.59% 0% 27.45%
hwb223.29deg 17.65% 27.45%
xyz-d650.13 0.1 0.47
oklch0.4784 0.166 264.83
oklab0.4784 -0.01 -0.17
CMYK
75.68% 54.59% 0% 27.45%
75.6854.59027.45CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.1 0.47
0.130.10.47XYZ
X
Y
Z
OKLCH
0.4784 0.166 264.83
0.47840.166264.83LCH
Lightness
Chroma
Hue
OKLAB
0.4784 -0.01 -0.17
0.4784-0.01-0.17LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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