Cerulean Blue

#2943CE

General Information about Cerulean Blue

The hex color #2943CE, commonly known as Cerulean Blue, is a captivating shade of blue that lies within the cyan-blue spectrum. It is frequently used in design to evoke feelings of serenity, depth, and stability. In the RGB color model, #2943CE is composed of 16.08% red, 26.27% green, and 80.78% blue. Its CMYK equivalent is approximately 80% cyan, 68% magenta, 0% yellow, and 19% black. Cerulean Blue is often associated with the sky and the ocean, making it a popular choice for brands and designs that aim to convey tranquility, reliability, and openness. Its vibrant yet calming nature makes it versatile for a wide range of applications, from digital interfaces to physical products.

The hex color #2943ce, also known as Cerulean Blue, presents some accessibility considerations, especially in web design. Its relatively low luminance value means that using it as a background color necessitates careful selection of foreground text colors to ensure sufficient contrast. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. When pairing #2943ce with text, lighter colors like white (#ffffff) or very light grays are generally preferable to meet these accessibility standards. Tools are available online to check the contrast ratio between colors, which is essential for ensuring readability and usability for people with visual impairments. If used for interactive elements, it's crucial to provide clear visual cues beyond just color, such as text labels or icons, to ensure accessibility for users with color blindness.

Shades

Digital Color Formats

RGB
41 67 206
RGB41 67 206
Red
Green
Blue
HSL
230.55deg 66.8% 48.43%
230.5566.848.43HSL
Hue
Saturation
Lightness
HWB
230.55deg 16.08% 19.22%
230.5516.0819.22HWB
Hue
Whiteness
Blackness
hex#2943CE
rgb41 67 206
hsl230.55deg 66.8% 48.43%
cmyk80.1% 67.48% 0% 19.22%
hwb230.55deg 16.08% 19.22%
xyz-d650.14 0.09 0.59
oklch0.4635 0.2145 267.9
oklab0.4635 -0.01 -0.21
CMYK
80.1% 67.48% 0% 19.22%
80.167.48019.22CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.09 0.59
0.140.090.59XYZ
X
Y
Z
OKLCH
0.4635 0.2145 267.9
0.46350.2145267.9LCH
Lightness
Chroma
Hue
OKLAB
0.4635 -0.01 -0.21
0.4635-0.01-0.21LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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