Science Blue

Q: How do I use #646FCE in CSS?

You can use #646FCE in CSS with: background-color: #646FCE; or color: #646FCE; or as an RGB value: rgb(100, 111, 206). For print design, use CMYK: 51%, 46%, 0%, 19%.

#646FCE

Science Blue is a cool light color with the hex code #646FCE. This moderately saturated hue can be represented as RGB 100, 111, 206 in digital design or CMYK 51%, 46%, 0%, 19% for print applications. Find matching Pantone color.

Science Blue Color Values

HEX: #646FCE
RGB: 100, 111, 206
HSL: 234°, 52%, 60%
CMYK: 51, 46, 0, 19

Shades & Tints

Darker Lighter

About this color

Science Blue sits at 234° on the color wheel, placing it in the cool color family, typically conveying calm and professionalism. With 52% saturation and 60% lightness, this moderately saturated light hue balances visibility with restraint.

In digital design, cool colors like Science Blue work well for backgrounds, navigation, and establishing trust. Light colors are ideal for backgrounds and creating breathing room in layouts.

When using Science Blue in print, the CMYK breakdown of 51%, 46%, 0%, 19% ensures accurate color reproduction. The bright CMYK values indicate this color relies on pure inks rather than black, maintaining vibrancy in print.

Color Harmonies

Complementary

Analogous

Triadic

Split-Complementary

How to use Science Blue

CSS Variable

:root {
  --brand-primary: #646FCE;
  --brand-primary-rgb: 100, 111, 206;
}

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

Tailwind Config

colors: {
  brand: '#646FCE',
}

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

Print Design (CMYK)

C: 51%
M: 46%
Y: 0%
K: 19%

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

RGB for Screens

rgb(100, 111, 206)
rgba(100, 111, 206, 0.8)

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

Brands Using the Same Hue

15 brand s with colors near 234° on the color wheel

Frequently Asked Questions

What color is #646FCE?

#646FCE is Science Blue, a cool light color with RGB values of 100, 111, 206. It has a hue of 234°, 52% saturation, and 60% lightness in the HSL color space.

What is the RGB value of #646FCE?

The RGB color code for #646FCE is rgb(100, 111, 206). This means it contains 100 red, 111 green, and 206 blue in the RGB color model.

Is Science Blue a warm or cool color?

Science Blue (#646FCE) is a cool color with a hue between 120-300° on the color wheel.

How do I use #646FCE in CSS?

You can use #646FCE in CSS with: background-color: #646FCE; or color: #646FCE; or as an RGB value: rgb(100, 111, 206). For print design, use CMYK: 51%, 46%, 0%, 19%.