Astronaut

Q: How do I use #1E427B in CSS?

You can use #1E427B in CSS with: background-color: #1E427B; or color: #1E427B; or as an RGB value: rgb(30, 66, 123). For print design, use CMYK: 76%, 46%, 0%, 52%.

#1E427B

Astronaut is a cool dark color with the hex code #1E427B. This vibrant hue can be represented as RGB 30, 66, 123 in digital design or CMYK 76%, 46%, 0%, 52% for print applications. Find matching Pantone color.

Astronaut color values

HEX: #1E427B
RGB: 30, 66, 123
HSL: 217°, 61%, 30%
CMYK: 76, 46, 0, 52

Shades & tints

Darker Lighter

About this color

Astronaut sits at 217° on the color wheel with 61% saturation and 30% lightness, placing it in the blue segment of the spectrum. At 61% saturation, the hue is fully legible and confident — richly chromatic without tipping into high-contrast territory. The lower lightness gives it weight and depth, lending gravity to any palette it enters.

In digital environments, Astronaut is rendered as rgb(30, 66, 123), where the blue channel is highest at 123, anchoring the color in the cool register. High saturation combined with low lightness creates deep, jewel-toned results — useful for premium UI elements, hover states, and focused interaction areas.

For print, Astronaut translates to a CMYK breakdown of 76C 46M 0Y 52K. A substantial black component (52%) anchors this color in print. The remaining ink channels supplement rather than drive the hue, which keeps the result stable across different paper stocks. 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 Astronaut

CSS Variable

:root {
  --brand-primary: #1E427B;
  --brand-primary-rgb: 30, 66, 123;
}

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

Tailwind Config

colors: {
  brand: '#1E427B',
}

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

Print Design (CMYK)

C: 76%
M: 46%
Y: 0%
K: 52%

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

RGB for Screens

rgb(30, 66, 123)
rgba(30, 66, 123, 0.8)

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

Brands using similar hue

24 brand s with colors near 217° on the color wheel

Frequently asked questions

What color is #1E427B?

#1E427B is Astronaut, a cool dark color with RGB values of 30, 66, 123. It has a hue of 217°, 61% saturation, and 30% lightness in the HSL color space.

What is the RGB value of #1E427B?

The RGB color code for #1E427B is rgb(30, 66, 123). This means it contains 30 red, 66 green, and 123 blue in the RGB color model.

Is Astronaut a warm or cool color?

Astronaut (#1E427B) is a cool color with a hue between 120-300° on the color wheel.

How do I use #1E427B in CSS?

You can use #1E427B in CSS with: background-color: #1E427B; or color: #1E427B; or as an RGB value: rgb(30, 66, 123). For print design, use CMYK: 76%, 46%, 0%, 52%.