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Cerulean

#00ACDB

Cerulean is a cool medium color with the hex code #00ACDB. This vibrant hue can be represented as RGB 0, 172, 219 in digital design or CMYK 100%, 21%, 0%, 14% for print applications. Find matching Pantone color.

Cerulean color values

HEX
#00ACDB
RGB
0, 172, 219
HSL
193°, 100%, 43%
CMYK
100, 21, 0, 14

Shades & tints

Darker Lighter

About this color

Cerulean sits at 193° on the color wheel with 100% saturation and 43% lightness, placing it in the cyan segment of the spectrum. With saturation at 100%, this is a high-chroma color: the kind that anchors palettes and demands considered placement. Its mid-range lightness positions it as a mid-tone: neither a background color nor a deep accent, but something in between.

In digital environments, Cerulean is rendered as rgb(0, 172, 219), where the blue channel is highest at 219, anchoring the color in the cool register. The mid-range lightness and strong saturation make this versatile for both foreground and background roles, depending on what it is paired against.

For print, Cerulean translates to a CMYK breakdown of 100C 21M 0Y 14K. The low-to-moderate black value (14%) means the color's character in print comes primarily from its cyan ink content (100%), with black serving as a supporting shadow tone. No brands in the brandkit.pro library currently specify this exact hex as a named brand color.

Color harmonies

Complementary

Split-Complementary

How to use Cerulean

CSS Variable 

:root {
  --brand-primary: #00ACDB;
  --brand-primary-rgb: 0, 172, 219;
}

Define as a CSS custom property for consistent theming across your site.

Tailwind Config 

colors: {
  brand: '#00ACDB',
}

Add to your Tailwind config to use classes like bg-brand.

Print Design (CMYK) 

C: 100%
M: 21%
Y: 0%
K: 14%

Use these CMYK values in Adobe Illustrator, InDesign, or print specifications.

RGB for Screens 

rgb(0, 172, 219)
rgba(0, 172, 219, 0.8)

Use RGB notation for compatibility or add alpha channel for transparency.

Brands using similar hue

24 brand s with colors near 193° on the color wheel

Cisco logo
Cisco
Slack logo
Slack
Vimeo logo
Vimeo
Intel logo
Intel

Frequently asked questions

What color is #00ACDB?
#00ACDB is Cerulean, a cool medium color with RGB values of 0, 172, 219. It has a hue of 193°, 100% saturation, and 43% lightness in the HSL color space.
What is the RGB value of #00ACDB?
The RGB color code for #00ACDB is rgb(0, 172, 219). This means it contains 0 red, 172 green, and 219 blue in the RGB color model.
Is Cerulean a warm or cool color?
Cerulean (#00ACDB) is a cool color with a hue between 120-300° on the color wheel.
How do I use #00ACDB in CSS?
You can use #00ACDB in CSS with: background-color: #00ACDB; or color: #00ACDB; or as an RGB value: rgb(0, 172, 219). For print design, use CMYK: 100%, 21%, 0%, 14%.

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