#42ea78

Shamrock

Closest match (88% match)

Color formats

RGB

rgb(66, 234, 120)

Red, Green, Blue components

HSL

hsl(139, 80%, 59%)

Hue, Saturation, Lightness

CMYK

cmyk(72, 0, 49, 8)

Print color encoding

Luminance

0.614

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#42ea78

#ea42b4

Analogous (Adjacent)

#60ea42

#42ea78

#42eacc

Triadic

#42ea78

#7842ea

#ea7842

Split complementary

#42ea78

#cc42ea

#ea4260

Complete conversion table

HEX

#42EA78

RGB

rgb(66,234,120)

RGBA

rgba(66,234,120, 1)

HSL

hsl(139.29,80%,58.82%)

OKLCH (Modern CSS)

oklch(0.83 0.21 149.6)

CSS Variable

--color: #42ea78;

Preview

Readability and Typography

Headline Test

This text demonstrates the reading experience on this background color.

Headline Test

This text demonstrates the reading experience on this background color.

UI Component Set

This is an example alert bar using the selected color.

SOLIDSOFTOUTLINE

Product Mockup

4582 •••• •••• 9018

CARDHOLDER

JOHN DOE

VALID

12/28

Mobile application

Customer support

Hi! How can we help you today?

I love this new color! 😍

Data visualization

Weekly growth

+1,240

12.5%

WED

2,450

Contrast

Contrast and readability (WCAG)

On white background

1.58

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

13.27

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#42ea78#b8b778

ORIG

SIM

Deuteranopia (green)

#42ea78#555278

ORIG

SIM

Tritanopia (blue)

#42ea78#4a8a9b

ORIG

SIM

Monochrome (color blind)

#42ea78#aed8b3

Mixing guide

How to mix this color using physical paints or printing inks.

MIXING PALETTE

46%

33%

21%

RYB PIGMENTS

Ultramarine blue

Pigment

46%

Cadmium yellow

Pigment

33%

Titanium white

Pigment

21%

Unlike light, mixing paints makes colors darker. This simulation mimics the behavior of physical pigments.

Physical properties

Perceptual and light-related properties derived from the digital color.

Spectral relationship

Green hue

495–570 nm • closest visible-spectrum range

750 nm

380 nm

Visual temperature

Neutral

A perceptual warm–cool classification. Kelvin does not apply to an arbitrary interface color.

Cool

Neutral

Warm

Luminance (brightness)

61.4%

Light • relative luminance

50%

100%

An RGB color is produced by combined screen light, so this range is a visual comparison rather than an exact physical wavelength.

Gradient gallery

Generate premium CSS backgrounds and textures from your color.

Similar & Related Colors

Mathematically computed harmonies, shades, and similar tones for this color.

Grotesque Green

#64E986

Emerald Ice Palace

#2AF589

Hello Spring

#44DD66

Limonana

#11DD66

Brilliant Rose

#EA42B4

Turquoise

#42EACC

Screamin' Green

#60EA42

Royal Blue

#7842EA

Burnt Sienna

#EA7842

Heliotrope

#CC42EA

Mint Green

#8CFFB2

Green Haze

#00AC40