Cerulean Blue

#2455B2

General Information about Cerulean Blue

#2455B2, also known as Cerulean Blue, is a deep and captivating shade of blue located in the blue-violet region of the color spectrum. It's characterized by its moderate saturation and brightness, lending it a sophisticated and calming presence. In the RGB color model, it consists of 14.12% red, 33.33% green, and 69.8% blue. In the CMYK color model, it is composed of 79.77% cyan, 52.25% magenta, 0% yellow, and 30.2% black. This color evokes feelings of stability, trust, and intelligence. It is widely used in various fields, from web design and graphic design to interior design and fashion, due to its versatility and appealing aesthetic. Cerulean Blue is often associated with professionalism, making it a popular choice for corporate branding and marketing materials.

The color #2455B2, a shade of Cerulean Blue, presents moderate accessibility challenges. Its contrast ratio against pure white is approximately 3.7:1, which does not meet the WCAG AA standard of 4.5:1 for normal text. Therefore, using it for text on a white background might be problematic for users with visual impairments. To improve accessibility, consider using a lighter background or a darker shade of blue for the text. When used for larger text or graphical elements, it can be more acceptable. For critical information, ensure sufficient contrast by testing it with accessibility tools. Additionally, avoid using it as the sole indicator for interactive elements; supplement it with labels or other visual cues to ensure usability for all users, including those with color vision deficiencies. Careful consideration of context is crucial to ensure inclusive design.

Shades

Digital Color Formats

RGB
36 85 178
RGB36 85 178
Red
Green
Blue
HSL
219.3deg 66.36% 41.96%
219.366.3641.96HSL
Hue
Saturation
Lightness
HWB
219.3deg 14.12% 30.2%
219.314.1230.2HWB
Hue
Whiteness
Blackness
hex#2455B2
rgb36 85 178
hsl219.3deg 66.36% 41.96%
cmyk79.78% 52.25% 0% 30.2%
hwb219.3deg 14.12% 30.2%
xyz-d650.12 0.1 0.43
oklch0.4716 0.1577 261.65
oklab0.4716 -0.02 -0.16
CMYK
79.78% 52.25% 0% 30.2%
79.7852.25030.2CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.1 0.43
0.120.10.43XYZ
X
Y
Z
OKLCH
0.4716 0.1577 261.65
0.47160.1577261.65LCH
Lightness
Chroma
Hue
OKLAB
0.4716 -0.02 -0.16
0.4716-0.02-0.16LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons