Cerulean Blue

#285DB3

General Information about Cerulean Blue

Cerulean blue, represented by the hexadecimal color code #285DB3, is a captivating shade of blue that derives its name from the Latin word "caeruleus," meaning dark blue or sky-blue. It's often associated with the vastness of the sky and the depths of the ocean, evoking feelings of tranquility, peace, and stability. This particular shade is a medium-dark tone with a subtle hint of green, distinguishing it from other blues. In the RGB color model, it's composed of 16.1% red, 36.5% green, and 70.2% blue. Its unique blend makes it a versatile color suitable for a wide range of applications in design, art, and fashion. Its inherent calmness makes it an excellent choice for creating soothing and reliable themes.

The color #285DB3, a shade of cerulean blue, presents certain accessibility considerations for web development. When used as text, it's crucial to ensure sufficient contrast against the background to meet WCAG guidelines. A light background may not provide enough contrast, potentially making the text difficult for users with visual impairments to read. Conversely, a very dark background could offer better readability. When used for interactive elements like buttons or links, appropriate focus states are necessary to indicate the element's selection. Colorblind users might perceive this blue differently, so relying solely on color to convey information should be avoided. Implementing alternative cues like text labels or icons is essential for inclusive design. Thorough testing with accessibility tools is recommended to validate compliance with accessibility standards, ensuring a positive user experience for all visitors.

Shades

Digital Color Formats

RGB
40 93 179
RGB40 93 179
Red
Green
Blue
HSL
217.12deg 63.47% 42.94%
217.1263.4742.94HSL
Hue
Saturation
Lightness
HWB
217.12deg 15.69% 29.8%
217.1215.6929.8HWB
Hue
Whiteness
Blackness
hex#285DB3
rgb40 93 179
hsl217.12deg 63.47% 42.94%
cmyk77.65% 48.04% 0% 29.8%
hwb217.12deg 15.69% 29.8%
xyz-d650.13 0.12 0.44
oklch0.4911 0.1481 259.74
oklab0.4911 -0.03 -0.15
CMYK
77.65% 48.04% 0% 29.8%
77.6548.04029.8CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.12 0.44
0.130.120.44XYZ
X
Y
Z
OKLCH
0.4911 0.1481 259.74
0.49110.1481259.74LCH
Lightness
Chroma
Hue
OKLAB
0.4911 -0.03 -0.15
0.4911-0.03-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons