Cerulean Blue

#2A48BC

General Information about Cerulean Blue

Cerulean Blue, represented by the hex code #2A48BC, is a captivating shade of blue that evokes feelings of tranquility and depth. It is named after cerulean, a mineral pigment that was historically used to produce this specific hue. Cerulean Blue sits between azure and cobalt on the color spectrum, possessing a slightly lighter and more vibrant quality than navy blue. This color is frequently associated with the sky and sea, symbolizing stability, calm, and inspiration. It has been utilized in various artistic and design applications for centuries, remaining a popular color choice due to its timeless appeal and versatility.

The hex color #2a48bc, also known as Cerulean Blue, presents some accessibility challenges, particularly in text applications. Its luminance is relatively low, meaning it requires careful pairing with lighter colors to ensure sufficient contrast for readability. According to WCAG guidelines, contrast ratios should be at least 4.5:1 for normal text and 3:1 for large text to meet AA standards. When using #2a48bc for text, consider pairing it with white (#ffffff) or very light shades of yellow or green. For user interface elements, ensuring sufficient contrast is crucial for users with visual impairments. Tools like contrast checkers can help determine if the color combinations meet accessibility standards. Additionally, avoid using #2a48bc as the sole indicator for interactive elements; supplement it with other visual cues, like underlines or icons, to ensure usability for all users.

Shades

Digital Color Formats

RGB
42 72 188
RGB42 72 188
Red
Green
Blue
HSL
227.67deg 63.48% 45.1%
227.6763.4845.1HSL
Hue
Saturation
Lightness
HWB
227.67deg 16.47% 26.27%
227.6716.4726.27HWB
Hue
Whiteness
Blackness
hex#2A48BC
rgb42 72 188
hsl227.67deg 63.48% 45.1%
cmyk77.66% 61.7% 0% 26.27%
hwb227.67deg 16.47% 26.27%
xyz-d650.12 0.09 0.49
oklch0.456 0.1855 267.21
oklab0.456 -0.01 -0.19
CMYK
77.66% 61.7% 0% 26.27%
77.6661.7026.27CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.09 0.49
0.120.090.49XYZ
X
Y
Z
OKLCH
0.456 0.1855 267.21
0.4560.1855267.21LCH
Lightness
Chroma
Hue
OKLAB
0.456 -0.01 -0.19
0.456-0.01-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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