Cerulean Blue

#2148B5

General Information about Cerulean Blue

The color #2148B5, commonly known as Cerulean Blue, is a captivating shade of blue within the cyan-blue hue. In the RGB color model, it consists of 13% red, 28.24% green, and 70.98% blue. Its CMYK values are 0.82, 0.60, 0.00, 0.29. Cerulean Blue is often associated with tranquility, serenity, and depth. It's named after the color of a clear blue sky or the ocean. In art, cerulean blue pigment was historically created from cobalt stannate. It is widely utilized in various applications, including digital design, printing, fashion, and interior decoration. Its hex code, #2148B5, provides a standardized way to represent this color in web design and other digital media, ensuring consistency across different platforms and devices. Cerulean blue has emotional ties with nature, openness, and trust. The name was first used as a color name in English in 1790.

The hex color #2148B5, also known as Cerulean Blue, presents some accessibility considerations for web development. Its relatively dark hue means that sufficient contrast is needed when used with text or other interactive elements. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text against its background. When using #2148B5 as a background color, lighter text colors like white (#FFFFFF) or very light grays should be chosen to ensure readability for users, including those with visual impairments. Tools like contrast checkers can help verify compliance with these guidelines. It's also crucial to consider users with color vision deficiencies. Avoid using color alone to convey important information; supplement it with text labels or icons to ensure that the content is accessible to all users, irrespective of their ability to perceive color differences. Careful consideration of these factors will help create a more inclusive and user-friendly web experience.

Shades

Digital Color Formats

RGB
33 72 181
RGB33 72 181
Red
Green
Blue
HSL
224.19deg 69.16% 41.96%
224.1969.1641.96HSL
Hue
Saturation
Lightness
HWB
224.19deg 12.94% 29.02%
224.1912.9429.02HWB
Hue
Whiteness
Blackness
hex#2148B5
rgb33 72 181
hsl224.19deg 69.16% 41.96%
cmyk81.77% 60.22% 0% 29.02%
hwb224.19deg 12.94% 29.02%
xyz-d650.11 0.08 0.45
oklch0.4464 0.1785 264.85
oklab0.4464 -0.02 -0.18
CMYK
81.77% 60.22% 0% 29.02%
81.7760.22029.02CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.11 0.08 0.45
0.110.080.45XYZ
X
Y
Z
OKLCH
0.4464 0.1785 264.85
0.44640.1785264.85LCH
Lightness
Chroma
Hue
OKLAB
0.4464 -0.02 -0.18
0.4464-0.02-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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