Astral

Q: How do I use #3681A1 in CSS?

You can use #3681A1 in CSS with: background-color: #3681A1; or color: #3681A1; or as an RGB value: rgb(54, 129, 161). For print design, use CMYK: 66%, 20%, 0%, 37%.

#3681A1

Astral is a cool medium color with the hex code #3681A1. This moderately saturated hue can be represented as RGB 54, 129, 161 in digital design or CMYK 66%, 20%, 0%, 37% for print applications. Find matching Pantone color.

Astral color values

HEX: #3681A1
RGB: 54, 129, 161
HSL: 198°, 50%, 42%
CMYK: 66, 20, 0, 37

Shades & tints

Darker Lighter

About this color

Astral sits at 198° on the color wheel with 50% saturation and 42% lightness, placing it in the blue segment of the spectrum. The moderate 50% saturation gives it enough color presence to register clearly without competing for dominance in a composition. 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, Astral is rendered as rgb(54, 129, 161), where the blue channel is highest at 161, anchoring the color in the cool register. This cool mid-tone is a reliable choice for UI chrome, informational states, and contexts that call for a calm, readable presence.

For print, Astral translates to a CMYK breakdown of 66C 20M 0Y 37K. With a moderate key (37%), this color uses black to deepen the chromatic channels rather than replace them, a profile that typically holds up well in both offset and digital print. 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 Astral

CSS Variable

:root {
  --brand-primary: #3681A1;
  --brand-primary-rgb: 54, 129, 161;
}

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

Tailwind Config

colors: {
  brand: '#3681A1',
}

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

Print Design (CMYK)

C: 66%
M: 20%
Y: 0%
K: 37%

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

RGB for Screens

rgb(54, 129, 161)
rgba(54, 129, 161, 0.8)

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

Brands using similar hue

24 brand s with colors near 198° on the color wheel

Frequently asked questions

What color is #3681A1?

#3681A1 is Astral, a cool medium color with RGB values of 54, 129, 161. It has a hue of 198°, 50% saturation, and 42% lightness in the HSL color space.

What is the RGB value of #3681A1?

The RGB color code for #3681A1 is rgb(54, 129, 161). This means it contains 54 red, 129 green, and 161 blue in the RGB color model.

Is Astral a warm or cool color?

Astral (#3681A1) is a cool color with a hue between 120-300° on the color wheel.

How do I use #3681A1 in CSS?

You can use #3681A1 in CSS with: background-color: #3681A1; or color: #3681A1; or as an RGB value: rgb(54, 129, 161). For print design, use CMYK: 66%, 20%, 0%, 37%.