Cerulean Blue

#2357B3

General Information about Cerulean Blue

The hexadecimal color #2357B3, commonly known as Cerulean Blue, is a vibrant and captivating shade that resides in the blue color family. It is composed of 13.73% red, 34.12% green, and 70.2% blue. This color evokes feelings of calmness, serenity, and stability, often associated with the sky and the ocean. In color psychology, blue is frequently linked to trust, loyalty, and wisdom, making it a popular choice for branding and design where these qualities are desired. Cerulean blue is a versatile color that can be used effectively in various contexts, from digital interfaces to physical products, bringing a sense of depth and sophistication. Because of its nature, it is often prefered when trust needs to be built with the user.

The hex color #2357B3, a shade of cerulean blue, offers moderate accessibility. Its luminance value might require careful consideration when choosing text colors. For optimal readability, pair it with light text such as white or very pale shades of yellow or gray. Avoid using it with dark text colors, as the contrast will be insufficient, making it difficult for users, especially those with visual impairments, to read comfortably. Adhering to WCAG guidelines for contrast ratios is essential. A contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended to ensure accessibility for a wide range of users. Tools are available online to assess the contrast ratio between foreground and background colors. Furthermore, ensure that color is not the sole means of conveying information; use text labels or other visual cues to support understanding.

Shades

Digital Color Formats

RGB
35 87 179
RGB35 87 179
Red
Green
Blue
HSL
218.33deg 67.29% 41.96%
218.3367.2941.96HSL
Hue
Saturation
Lightness
HWB
218.33deg 13.73% 29.8%
218.3313.7329.8HWB
Hue
Whiteness
Blackness
hex#2357B3
rgb35 87 179
hsl218.33deg 67.29% 41.96%
cmyk80.45% 51.4% 0% 29.8%
hwb218.33deg 13.73% 29.8%
xyz-d650.12 0.1 0.44
oklch0.4764 0.1568 260.86
oklab0.4764 -0.02 -0.15
CMYK
80.45% 51.4% 0% 29.8%
80.4551.4029.8CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.1 0.44
0.120.10.44XYZ
X
Y
Z
OKLCH
0.4764 0.1568 260.86
0.47640.1568260.86LCH
Lightness
Chroma
Hue
OKLAB
0.4764 -0.02 -0.15
0.4764-0.02-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons