Chartreuse

Q: How do I use #63DF20 in CSS?

You can use #63DF20 in CSS with: background-color: #63DF20; or color: #63DF20; or as an RGB value: rgb(99, 223, 32). For print design, use CMYK: 56%, 0%, 86%, 13%.

#63DF20

Chartreuse is a neutral medium color with the hex code #63DF20. This vibrant hue can be represented as RGB 99, 223, 32 in digital design or CMYK 56%, 0%, 86%, 13% for print applications. Find matching Pantone color.

Chartreuse color values

HEX: #63DF20
RGB: 99, 223, 32
HSL: 99°, 75%, 50%
CMYK: 56, 0, 86, 13

Shades & tints

Darker Lighter

About this color

Chartreuse sits at 99° on the color wheel with 75% saturation and 50% lightness, placing it in the green segment of the spectrum. At 75% saturation, the hue is fully legible and confident — richly chromatic without tipping into high-contrast territory. 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, Chartreuse is rendered as rgb(99, 223, 32), where the green channel leads at 223, producing a distinctly green-dominant tone. The mid-range lightness and strong saturation make this versatile for both foreground and background roles, depending on what it is paired against.

For print, Chartreuse translates to a CMYK breakdown of 56C 0M 86Y 13K. The low-to-moderate black value (13%) means the color's character in print comes primarily from its yellow ink content (86%), 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 Chartreuse

CSS Variable

:root {
  --brand-primary: #63DF20;
  --brand-primary-rgb: 99, 223, 32;
}

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

Tailwind Config

colors: {
  brand: '#63DF20',
}

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

Print Design (CMYK)

C: 56%
M: 0%
Y: 86%
K: 13%

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

RGB for Screens

rgb(99, 223, 32)
rgba(99, 223, 32, 0.8)

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

Brands using similar hue

8 brand s with colors near 99° on the color wheel

Frequently asked questions

What color is #63DF20?

#63DF20 is Chartreuse, a neutral medium color with RGB values of 99, 223, 32. It has a hue of 99°, 75% saturation, and 50% lightness in the HSL color space.

What is the RGB value of #63DF20?

The RGB color code for #63DF20 is rgb(99, 223, 32). This means it contains 99 red, 223 green, and 32 blue in the RGB color model.

Is Chartreuse a warm or cool color?

Chartreuse (#63DF20) is a neutral color, sitting between warm and cool on the color wheel.

How do I use #63DF20 in CSS?

You can use #63DF20 in CSS with: background-color: #63DF20; or color: #63DF20; or as an RGB value: rgb(99, 223, 32). For print design, use CMYK: 56%, 0%, 86%, 13%.