#42823f

Fern Green

Closest match (96% match)

Color formats

RGB

rgb(66, 130, 63)

Red, Green, Blue components

HSL

hsl(117, 35%, 38%)

Hue, Saturation, Lightness

CMYK

cmyk(49, 0, 52, 49)

Print color encoding

Luminance

0.175

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#42823f

#7f3f82

Analogous (Adjacent)

#63823f

#42823f

#3f825e

Triadic

#42823f

#3f4282

#823f42

Split complementary

#42823f

#5e3f82

#823f63

Complete conversion table

HEX

#42823F

RGB

rgb(66,130,63)

RGBA

rgba(66,130,63, 1)

HSL

hsl(117.31,34.72%,37.84%)

OKLCH (Modern CSS)

oklch(0.55 0.12 142.9)

CSS Variable

--color: #42823f;

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

4.67

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

4.50

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#42823f#65643f

ORIG

SIM

Deuteranopia (green)

#42823f#40413f

ORIG

SIM

Tritanopia (blue)

#42823f#455964

ORIG

SIM

Monochrome (color blind)

#42823f#747474

Mixing guide

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

MIXING PALETTE

40%

39%

22%

RYB PIGMENTS

Ultramarine blue

Pigment

40%

Ivory black

Pigment

39%

Cadmium yellow

Pigment

22%

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)

17.5%

Dark • 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.

Lush Paradise

#2E7D32

The Legend of Green

#558844

Overgrown Mausoleum

#448833

Underclover

#428C49

Affair

#7F3F82

Amazon

#3F825E

Fern Green

#63823F

East Bay

#3F4282

Lotus

#823F42

Victoria

#5E3F82

De York

#7BBC74

Crusoe

#004C0C