Cerulean Blue

#2E4EB8

General Information about Cerulean Blue

The hexadecimal color #2E4EB8, commonly known as Cerulean Blue, is a captivating shade that resides in the blue color family. Its composition comprises 18.04% red, 30.59% green, and 72.16% blue. In the RGB color space, it is represented as rgb(46,78,184). This color exhibits a significant presence of blue, contributing to its cool and calming nature. Cerulean Blue is often associated with tranquility, clarity, and stability, making it a popular choice in various design applications. In the HSV color space, its hue is 221 degrees, saturation is 75%, and value is 72%. This particular shade of blue evokes feelings of serenity, trust, and openness. Cerulean blue is often used in branding to convey trust and competence.

The hex color #2E4EB8, a shade of Cerulean Blue, presents some accessibility considerations for web developers. Its relatively low luminance value means that careful attention must be paid to contrast ratios, particularly when used as a background or foreground color for text. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is required for normal text and 3:1 for large text against its background. Developers should use contrast checking tools to ensure that text remains legible and perceivable for users with visual impairments. Additionally, providing alternative text descriptions for images using this color can enhance accessibility for screen reader users. Considering color blindness is also crucial; simulations can reveal how this color is perceived by individuals with different types of color vision deficiencies. Using color alone to convey critical information should be avoided, and redundant cues (e.g., text labels or icons) should be provided to ensure that all users can understand the content effectively.

Shades

Digital Color Formats

RGB
46 78 184
RGB46 78 184
Red
Green
Blue
HSL
226.09deg 60% 45.1%
226.096045.1HSL
Hue
Saturation
Lightness
HWB
226.09deg 18.04% 27.84%
226.0918.0427.84HWB
Hue
Whiteness
Blackness
hex#2E4EB8
rgb46 78 184
hsl226.09deg 60% 45.1%
cmyk75% 57.61% 0% 27.84%
hwb226.09deg 18.04% 27.84%
xyz-d650.13 0.09 0.47
oklch0.4659 0.1717 266.75
oklab0.4659 -0.01 -0.17
CMYK
75% 57.61% 0% 27.84%
7557.61027.84CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.09 0.47
0.130.090.47XYZ
X
Y
Z
OKLCH
0.4659 0.1717 266.75
0.46590.1717266.75LCH
Lightness
Chroma
Hue
OKLAB
0.4659 -0.01 -0.17
0.4659-0.01-0.17LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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