Cerulean Blue

#2D4BB9

General Information about Cerulean Blue

Cerulean blue, represented by the hexadecimal color code #2D4BB9, is a distinctive shade of blue known for its calming and sophisticated qualities. It evokes a sense of tranquility and depth, reminiscent of the clear sky or ocean. In the RGB color model, it is composed of 17.65% red, 29.41% green, and 72.55% blue. This color is widely used in various applications, from web design to fashion and interior design, due to its versatility and visual appeal. Its association with trust, stability, and calmness makes it a popular choice for conveying professionalism and reliability. Cerulean blue sits comfortably between sky blue and deeper navy tones, making it a balanced and approachable color choice. It is a color that is also often associated with creativity and inspiration.

The hex color #2D4BB9, 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 foreground text color. A light text color like white or a very pale yellow is recommended to meet WCAG guidelines for contrast ratio. Avoid pairing this blue with darker text colors, as they may be difficult to read, especially for users with visual impairments. It's advisable to use contrast checking tools to verify the color combination meets the required contrast ratios for different levels of accessibility (AA or AAA). For links, be sure to provide additional visual cues besides color, such as underlines or icons, to make them distinguishable for users with color blindness. Also, consider how this color appears on different devices and screen settings, as perceived color can vary. Furthermore, avoid using this color as the sole indicator of important information.

Shades

Digital Color Formats

RGB
45 75 185
RGB45 75 185
Red
Green
Blue
HSL
227.14deg 60.87% 45.1%
227.1460.8745.1HSL
Hue
Saturation
Lightness
HWB
227.14deg 17.65% 27.45%
227.1417.6527.45HWB
Hue
Whiteness
Blackness
hex#2D4BB9
rgb45 75 185
hsl227.14deg 60.87% 45.1%
cmyk75.68% 59.46% 0% 27.45%
hwb227.14deg 17.65% 27.45%
xyz-d650.12 0.09 0.47
oklch0.4604 0.1771 267.27
oklab0.4604 -0.01 -0.18
CMYK
75.68% 59.46% 0% 27.45%
75.6859.46027.45CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.09 0.47
0.120.090.47XYZ
X
Y
Z
OKLCH
0.4604 0.1771 267.27
0.46040.1771267.27LCH
Lightness
Chroma
Hue
OKLAB
0.4604 -0.01 -0.18
0.4604-0.01-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons