Regent St Blue

Q: How do I use #B1D9E7 in CSS?

You can use #B1D9E7 in CSS with: background-color: #B1D9E7; or color: #B1D9E7; or as an RGB value: rgb(177, 217, 231). For print design, use CMYK: 23%, 6%, 0%, 9%.

#B1D9E7

Regent St Blue is a cool light color with the hex code #B1D9E7. This moderately saturated hue can be represented as RGB 177, 217, 231 in digital design or CMYK 23%, 6%, 0%, 9% for print applications. Find matching Pantone color.

Regent St Blue color values

HEX: #B1D9E7
RGB: 177, 217, 231
HSL: 196°, 53%, 80%
CMYK: 23, 6, 0, 9

Shades & tints

Darker Lighter

About this color

Regent St Blue sits at 196° on the color wheel with 53% saturation and 80% lightness, placing it in the blue segment of the spectrum. The moderate 53% saturation gives it enough color presence to register clearly without competing for dominance in a composition. 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(177, 217, 231), where the blue channel is highest at 231, though it sits close to the other channels. This cool mid-tone is a reliable choice for UI chrome, informational states, and contexts that call for a calm, readable presence.

For print, Regent St Blue translates to a CMYK breakdown of 23C 6M 0Y 9K. The low-to-moderate black value (9%) means the color's character in print comes primarily from its cyan ink content (23%), 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: #B1D9E7;
  --brand-primary-rgb: 177, 217, 231;
}

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

Tailwind Config

colors: {
  brand: '#B1D9E7',
}

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

Print Design (CMYK)

C: 23%
M: 6%
Y: 0%
K: 9%

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

RGB for Screens

rgb(177, 217, 231)
rgba(177, 217, 231, 0.8)

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

Brands using similar hue

24 brand s with colors near 196° on the color wheel

Frequently asked questions

What color is #B1D9E7?

#B1D9E7 is Regent St Blue, a cool light color with RGB values of 177, 217, 231. It has a hue of 196°, 53% saturation, and 80% lightness in the HSL color space.

What is the RGB value of #B1D9E7?

The RGB color code for #B1D9E7 is rgb(177, 217, 231). This means it contains 177 red, 217 green, and 231 blue in the RGB color model.

Is Regent St Blue a warm or cool color?

Regent St Blue (#B1D9E7) is a cool color with a hue between 120-300° on the color wheel.

How do I use #B1D9E7 in CSS?

You can use #B1D9E7 in CSS with: background-color: #B1D9E7; or color: #B1D9E7; or as an RGB value: rgb(177, 217, 231). For print design, use CMYK: 23%, 6%, 0%, 9%.