Cerulean Blue

#2F4CB7

General Information about Cerulean Blue

Cerulean Blue, represented by the hex code #2F4CB7, is a captivating shade of blue that lies between azure and sky blue on the color spectrum. It is often associated with the sky and the sea, evoking feelings of calmness, serenity, and tranquility. Historically, the term 'cerulean' comes from the Latin word 'caeruleus,' meaning 'dark blue' or 'sky-blue.' Cerulean Blue is widely used in various fields, including art, fashion, graphic design, and interior design, where it adds a touch of sophistication and elegance. Its versatility allows it to be combined with numerous other colors to create harmonious and visually appealing designs. In color psychology, blue is often linked to trust, loyalty, wisdom, confidence, intelligence, faith, truth and heaven. Cerulean blue is also known to promote physical and mental relaxation.

The color #2F4CB7, Cerulean Blue, presents some accessibility challenges, particularly concerning color contrast. When used as a background or text color, it's crucial to ensure sufficient contrast with foreground elements or text. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Given Cerulean Blue's relatively dark nature, lighter colors such as white, light yellow, or pale green are generally suitable choices for text. Tools like WebAIM's contrast checker can be employed to verify compliance. Furthermore, avoid relying solely on color to convey information; use text labels, icons, or patterns to enhance understandability for users with visual impairments. Consideration should also be given to users with cognitive disabilities, providing clear and simple designs. Using it for interactive elements requires careful testing to guarantee visibility and usability. This ensures a more inclusive and accessible experience for all users.

Shades

Digital Color Formats

RGB
47 76 183
RGB47 76 183
Red
Green
Blue
HSL
227.21deg 59.13% 45.1%
227.2159.1345.1HSL
Hue
Saturation
Lightness
HWB
227.21deg 18.43% 28.24%
227.2118.4328.24HWB
Hue
Whiteness
Blackness
hex#2F4CB7
rgb47 76 183
hsl227.21deg 59.13% 45.1%
cmyk74.32% 58.47% 0% 28.24%
hwb227.21deg 18.43% 28.24%
xyz-d650.12 0.09 0.46
oklch0.4616 0.1726 267.53
oklab0.4616 -0.01 -0.17
CMYK
74.32% 58.47% 0% 28.24%
74.3258.47028.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.09 0.46
0.120.090.46XYZ
X
Y
Z
OKLCH
0.4616 0.1726 267.53
0.46160.1726267.53LCH
Lightness
Chroma
Hue
OKLAB
0.4616 -0.01 -0.17
0.4616-0.01-0.17LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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