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Chartreuse Yellow

#DDFF33

Chartreuse Yellow is a neutral light color with the hex code #DDFF33. This vibrant hue can be represented as RGB 221, 255, 51 in digital design or CMYK 13%, 0%, 80%, 0% for print applications. Find matching Pantone color.

Chartreuse Yellow color values

HEX
#DDFF33
RGB
221, 255, 51
HSL
70°, 100%, 60%
CMYK
13, 0, 80, 0

Shades & tints

Darker Lighter

About this color

Chartreuse Yellow sits at 70° on the color wheel with 100% saturation and 60% lightness, placing it in the yellow segment of the spectrum. With saturation at 100%, this is a high-chroma color: the kind that anchors palettes and demands considered placement. At medium-high lightness, it holds its own on white backgrounds while remaining approachable.

In digital environments, Chartreuse Yellow is rendered as rgb(221, 255, 51), where the green channel leads at 255, pulling the color toward the green-yellow axis. High saturation at this lightness produces strong contrast against white — effective for CTAs, badges, and elements that need to stop the eye.

For print, Chartreuse Yellow translates to a CMYK breakdown of 13C 0M 80Y 0K. With almost no black ink (0%), this color is built almost entirely from process inks: 13% cyan, 80% yellow. This profile tends toward vibrancy in print, though ink density limits on press may affect saturation on coated versus uncoated stock. No brands in the brandkit.pro library currently specify this exact hex as a named brand color.

Color harmonies

Complementary

Split-Complementary

How to use Chartreuse Yellow

CSS Variable 

:root {
  --brand-primary: #DDFF33;
  --brand-primary-rgb: 221, 255, 51;
}

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

Tailwind Config 

colors: {
  brand: '#DDFF33',
}

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

Print Design (CMYK) 

C: 13%
M: 0%
Y: 80%
K: 0%

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

RGB for Screens 

rgb(221, 255, 51)
rgba(221, 255, 51, 0.8)

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

Brands using similar hue

17 brand s with colors near 70° on the color wheel

Robinhood logo
Robinhood
Linktree logo
Linktree
Zendesk logo
Zendesk
Microsoft logo
Microsoft

Frequently asked questions

What color is #DDFF33?
#DDFF33 is Chartreuse Yellow, a neutral light color with RGB values of 221, 255, 51. It has a hue of 70°, 100% saturation, and 60% lightness in the HSL color space.
What is the RGB value of #DDFF33?
The RGB color code for #DDFF33 is rgb(221, 255, 51). This means it contains 221 red, 255 green, and 51 blue in the RGB color model.
Is Chartreuse Yellow a warm or cool color?
Chartreuse Yellow (#DDFF33) is a neutral color, sitting between warm and cool on the color wheel.
How do I use #DDFF33 in CSS?
You can use #DDFF33 in CSS with: background-color: #DDFF33; or color: #DDFF33; or as an RGB value: rgb(221, 255, 51). For print design, use CMYK: 13%, 0%, 80%, 0%.

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