#428375

Viridian

Closest match (97% match)

Color formats

RGB

rgb(66, 131, 117)

Red, Green, Blue components

HSL

hsl(167, 33%, 39%)

Hue, Saturation, Lightness

CMYK

cmyk(50, 0, 11, 49)

Print color encoding

Luminance

0.187

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#428375

#834250

Analogous (Adjacent)

#428354

#428375

#427183

Triadic

#428375

#754283

#837542

Split complementary

#428375

#834270

#835542

Complete conversion table

HEX

#428375

RGB

rgb(66,131,117)

RGBA

rgba(66,131,117, 1)

HSL

hsl(167.08,32.99%,38.63%)

OKLCH (Modern CSS)

oklch(0.56 0.07 177.8)

CSS Variable

--color: #428375;

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

4.44

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

4.74

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#428375#7d7d75

ORIG

SIM

Deuteranopia (green)

#428375#545175

ORIG

SIM

Tritanopia (blue)

#428375#455a64

ORIG

SIM

Monochrome (color blind)

#428375#787878

Mixing guide

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

MIXING PALETTE

47%

37%

16%

RYB PIGMENTS

Ivory black

Pigment

47%

Ultramarine blue

Pigment

37%

Cadmium yellow

Pigment

16%

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

Cool

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

Cool

Neutral

Warm

Luminance (brightness)

18.7%

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.

Emerald Whispers

#2B8478

Turquoise Tortoise

#457B74

Highlands

#449084

Ivy

#277B74

Copper Rust

#834250

Bismark

#427183

Goblin

#428355

Affair

#754283

Yellow Metal

#837542

Cannon Pink

#834270

Neptune

#7BBDAD

Aqua Deep

#004D41