Cerulean Blue

#2A63BC

General Information about Cerulean Blue

Cerulean Blue, represented by the hexadecimal color code #2A63BC, is a medium-dark shade of blue. It is a tertiary color on the color wheel, created by mixing blue and cyan. The color is named after cerulean, a pigment first used in the 1860s and derived from magnesium stannate. Cerulean Blue is often associated with tranquility, serenity, and peace, evoking feelings of calm and relaxation. In color psychology, blue is often linked to trust, reliability, and stability, making Cerulean Blue a popular choice for branding and design in industries seeking to convey these qualities. Its hex code breaks down as follows: 2A represents the red component, 63 represents the green component, and BC represents the blue component, all in hexadecimal format.

The hex color #2A63BC, also known as Cerulean Blue, presents some accessibility considerations for web developers. When used as a background color, it's crucial to ensure sufficient contrast with the text color to meet WCAG (Web Content Accessibility Guidelines) standards. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Lighter text colors like white or very pale yellows would likely work well against this blue. When used for interactive elements like buttons or links, consider providing additional visual cues, such as underlines or hover effects, to make them easily identifiable for users with visual impairments. Avoid using this color as the sole indicator of functionality. Also, keep in mind that color perception varies, so testing with color blindness simulators can help ensure your design is accessible to a wider audience.

Shades

Digital Color Formats

RGB
42 99 188
RGB42 99 188
Red
Green
Blue
HSL
216.58deg 63.48% 45.1%
216.5863.4845.1HSL
Hue
Saturation
Lightness
HWB
216.58deg 16.47% 26.27%
216.5816.4726.27HWB
Hue
Whiteness
Blackness
hex#2A63BC
rgb42 99 188
hsl216.58deg 63.48% 45.1%
cmyk77.66% 47.34% 0% 26.27%
hwb216.58deg 16.47% 26.27%
xyz-d650.14 0.13 0.49
oklch0.5114 0.1526 259.23
oklab0.5114 -0.03 -0.15
CMYK
77.66% 47.34% 0% 26.27%
77.6647.34026.27CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.13 0.49
0.140.130.49XYZ
X
Y
Z
OKLCH
0.5114 0.1526 259.23
0.51140.1526259.23LCH
Lightness
Chroma
Hue
OKLAB
0.5114 -0.03 -0.15
0.5114-0.03-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons