Cerulean Blue

#284BB7

General Information About Cerulean Blue

Cerulean Blue, represented by the hexadecimal color code #284BB7, is a captivating shade of blue that evokes feelings of calmness and serenity. It is often associated with the sky and the ocean, representing vastness, depth, and tranquility. In the RGB color model, Cerulean Blue is composed of 15.7% red, 29.4% green, and 71.8% blue. This specific combination creates a vibrant yet balanced hue that stands out while remaining easy on the eyes. Cerulean Blue is widely used in various fields, including web design, graphic design, fashion, and interior decoration, due to its versatility and ability to create a sense of peace and harmony. Its popularity stems from its ability to convey trust, reliability, and sophistication, making it a favored choice for branding and marketing materials.

The hex color #284BB7, also known as Cerulean Blue, presents specific accessibility considerations for web developers. When using this color for text, it's crucial to ensure sufficient contrast against the background. Due to its relatively dark nature, a light background is highly recommended to meet WCAG (Web Content Accessibility Guidelines) standards for readability. A contrast ratio of at least 4.5:1 is generally advised for normal text and 3:1 for large text. When using this color for interactive elements like buttons or links, providing additional visual cues, such as underlines or borders, is beneficial for users with visual impairments. Avoid using this color as the sole indicator of functionality, as colorblind users might struggle to perceive it. Thorough testing with accessibility evaluation tools and real users is essential to guarantee an inclusive user experience.

Shades

Digital Color Formats

RGB
40 75 183
RGB40 75 183
Red
Green
Blue
HSL
225.31deg 64.13% 43.73%
225.3164.1343.73HSL
Hue
Saturation
Lightness
HWB
225.31deg 15.69% 28.24%
225.3115.6928.24HWB
Hue
Whiteness
Blackness
hex#284BB7
rgb40 75 183
hsl225.31deg 64.13% 43.73%
cmyk78.14% 59.02% 0% 28.24%
hwb225.31deg 15.69% 28.24%
xyz-d650.12 0.09 0.46
oklch0.4566 0.1757 265.88
oklab0.4566 -0.01 -0.18
CMYK
78.14% 59.02% 0% 28.24%
78.1459.02028.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.09 0.46
0.120.090.46XYZ
X
Y
Z
OKLCH
0.4566 0.1757 265.88
0.45660.1757265.88LCH
Lightness
Chroma
Hue
OKLAB
0.4566 -0.01 -0.18
0.4566-0.01-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons