#40c656

Emerald

Closest match (95% match)

Color formats

RGB

rgb(64, 198, 86)

Red, Green, Blue components

HSL

hsl(130, 54%, 51%)

Hue, Saturation, Lightness

CMYK

cmyk(68, 0, 57, 22)

Print color encoding

Luminance

0.422

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#40c656

#c640b0

Analogous (Adjacent)

#6dc640

#40c656

#40c699

Triadic

#40c656

#5640c6

#c65640

Split complementary

#40c656

#9940c6

#c6406d

Complete conversion table

HEX

#40C656

RGB

rgb(64,198,86)

RGBA

rgba(64,198,86, 1)

HSL

hsl(129.85,54.03%,51.37%)

OKLCH (Modern CSS)

oklch(0.73 0.19 146.0)

CSS Variable

--color: #40c656;

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

2.23

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

9.43

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#40c656#959456

ORIG

SIM

Deuteranopia (green)

#40c656#484756

ORIG

SIM

Tritanopia (blue)

#40c656#477987

ORIG

SIM

Monochrome (color blind)

#40c656#98b597

Mixing guide

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

MIXING PALETTE

51%

44%

RYB PIGMENTS

Ultramarine blue

Pigment

51%

Cadmium yellow

Pigment

44%

Titanium white

Pigment

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)

42.2%

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.

Battletoad

#11CC55

Alienated

#00CC55

Walled Garden

#11CC44

Intoxicate

#11BB55

Fuchsia Pink

#C640B0

Puerto Rico

#40C699

Sushi

#6DC640

Purple Heart

#5640C6

Mojo

#C65640

Amethyst

#9940C6

Mint Green

#84FF8F

Fun Green

#008A1D