#81bb28

Atlantis

Closest match (95% match)

Color formats

RGB

rgb(129, 187, 40)

Red, Green, Blue components

HSL

hsl(84, 65%, 45%)

Hue, Saturation, Lightness

CMYK

cmyk(31, 0, 79, 27)

Print color encoding

Luminance

0.404

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#81bb28

#6228bb

Analogous (Adjacent)

#bbac28

#81bb28

#37bb28

Triadic

#81bb28

#2881bb

#bb2881

Split complementary

#81bb28

#2837bb

#ac28bb

Complete conversion table

HEX

#81BB28

RGB

rgb(129,187,40)

RGBA

rgba(129,187,40, 1)

HSL

hsl(83.67,64.76%,44.51%)

OKLCH (Modern CSS)

oklch(0.73 0.18 129.5)

CSS Variable

--color: #81bb28;

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

2.31

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

9.07

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#81bb28#7a7928

ORIG

SIM

Deuteranopia (green)

#81bb28#5f6628

ORIG

SIM

Tritanopia (blue)

#81bb28#848fa0

ORIG

SIM

Monochrome (color blind)

#81bb28#a3af8b

Mixing guide

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

MIXING PALETTE

58%

28%

14%

RYB PIGMENTS

Cadmium yellow

Pigment

58%

Ultramarine blue

Pigment

28%

Ivory black

Pigment

14%

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

Warm

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

Cool

Neutral

Warm

Luminance (brightness)

40.4%

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.

Jubilant Meadow

#7BB92B

Kiwi Crush

#7BC027

Walk in the Park

#88BB11

Frog on a Log

#8FB943

Purple Heart

#6228BB

Forest Green

#37BB28

Hokey Pokey

#BBAC28

Mariner

#2881BB

Medium Red Violet

#BB2881

Governor Bay

#2837BB

Sulu

#BFF866

Limeade

#448100