Cerulean Blue

#2F5CB7

General Information about Cerulean Blue

The hex color #2F5CB7, often referred to as Cerulean Blue, is a captivating shade within the blue color family. It possesses a harmonious blend of blue and cyan, creating a serene and calming visual effect. In the RGB color model, it consists of 19.61% red, 36.08% green, and 71.76% blue. Cerulean Blue derives its name from the Latin word "caeruleus," which means "dark blue" or "sky blue." Historically, cerulean pigment was created using cobalt stannate. This pigment has been used in art since ancient times. Today, this color is frequently used in digital design, print media, and various creative fields to evoke feelings of tranquility, stability, and trust. Its popularity stems from its ability to seamlessly integrate into diverse color schemes and applications.

The hex color #2F5CB7, a shade of Cerulean Blue, presents some accessibility considerations for web development. Its moderate luminance suggests it's best used with high contrast text or design elements to ensure readability and usability for individuals with visual impairments. When used as a background color, white or very light shades of text are preferred. Conversely, when used as a text color, a light or white background would significantly improve readability. Always check the contrast ratio using a WCAG compliant tool to ensure it meets the minimum requirements for different levels of compliance (AA or AAA). This will help provide a better experience for users with low vision or color blindness. Proper contrast ensures that essential information is easily perceivable and understandable.

Shades

Digital Color Formats

RGB
47 92 183
RGB47 92 183
Red
Green
Blue
HSL
220.15deg 59.13% 45.1%
220.1559.1345.1HSL
Hue
Saturation
Lightness
HWB
220.15deg 18.43% 28.24%
220.1518.4328.24HWB
Hue
Whiteness
Blackness
hex#2F5CB7
rgb47 92 183
hsl220.15deg 59.13% 45.1%
cmyk74.32% 49.73% 0% 28.24%
hwb220.15deg 18.43% 28.24%
xyz-d650.14 0.12 0.46
oklch0.4945 0.1528 262.47
oklab0.4945 -0.02 -0.15
CMYK
74.32% 49.73% 0% 28.24%
74.3249.73028.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.12 0.46
0.140.120.46XYZ
X
Y
Z
OKLCH
0.4945 0.1528 262.47
0.49450.1528262.47LCH
Lightness
Chroma
Hue
OKLAB
0.4945 -0.02 -0.15
0.4945-0.02-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons