Regent St Blue is a
cool light color with the hex code #A9DEEF.
This vibrant hue can be represented as RGB
169, 222, 239 in digital design or CMYK 29%, 7%, 0%, 6% for print applications.
Find matching Pantone color.
Regent St Blue
#A9DEEF
Regent St Blue color values
- HEX
- #A9DEEF
- RGB
- 169, 222, 239
- HSL
- 195°, 69%, 80%
- CMYK
- 29, 7, 0, 6
Shades & tints
Darker Lighter
About this color
Regent St Blue sits at 195° on the color wheel with 69% saturation and 80% lightness, placing it in the blue segment of the spectrum. At 69% saturation, the hue is fully legible and confident — richly chromatic without tipping into high-contrast territory. The elevated lightness keeps it airy and open, well-suited to large surface areas without visual weight.
In digital environments, Regent St Blue is rendered as rgb(169, 222, 239), where the blue channel is highest at 239, though it sits close to the other channels. High saturation at this lightness produces strong contrast against white — effective for CTAs, badges, and elements that need to stop the eye.
For print, Regent St Blue translates to a CMYK breakdown of 29C 7M 0Y 6K. The low-to-moderate black value (6%) means the color's character in print comes primarily from its cyan ink content (29%), 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
Analogous
Triadic
Split-Complementary
How to use Regent St Blue
CSS Variable
:root {
--brand-primary: #A9DEEF;
--brand-primary-rgb: 169, 222, 239;
}Define as a CSS custom property for consistent theming across your site.
Tailwind Config
colors: {
brand: '#A9DEEF',
}
Add to your Tailwind config to use classes like bg-brand.
Print Design (CMYK)
C: 29%
M: 7%
Y: 0%
K: 6%Use these CMYK values in Adobe Illustrator, InDesign, or print specifications.
RGB for Screens
rgb(169, 222, 239)
rgba(169, 222, 239, 0.8)Use RGB notation for compatibility or add alpha channel for transparency.
Frequently asked questions
What color is #A9DEEF?
#A9DEEF is Regent St Blue, a cool light color with RGB values of 169, 222, 239. It has a hue of 195°, 69%
saturation, and 80% lightness in the HSL color
space.
What is the RGB value of #A9DEEF?
The RGB color code for #A9DEEF is rgb(169, 222, 239). This means it contains 169 red,
222 green, and 239 blue in the RGB color model.
Is Regent St Blue a warm or cool color?
Regent St Blue (#A9DEEF) is a cool color with a hue between 120-300° on the color wheel.
How do I use #A9DEEF in CSS?
You can use #A9DEEF in CSS with:
background-color: #A9DEEF; or color: #A9DEEF; or as an RGB value: rgb(169, 222, 239). For print design, use CMYK: 29%, 7%, 0%, 6%.