#178685

Elm

Closest match (96% match)

Color formats

RGB

rgb(23, 134, 133)

Red, Green, Blue components

HSL

hsl(179, 71%, 31%)

Hue, Saturation, Lightness

CMYK

cmyk(83, 0, 1, 47)

Print color encoding

Luminance

0.189

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#178685

#861718

Analogous (Adjacent)

#17864e

#178685

#174f86

Triadic

#178685

#851786

#868517

Split complementary

#178685

#86174f

#864e17

Complete conversion table

HEX

#178685

RGB

rgb(23,134,133)

RGBA

rgba(23,134,133, 1)

HSL

hsl(179.46,70.7%,30.78%)

OKLCH (Modern CSS)

oklch(0.56 0.09 193.9)

CSS Variable

--color: #178685;

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

4.39

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

4.79

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#178685#868685

ORIG

SIM

Deuteranopia (green)

#178685#3f3885

ORIG

SIM

Tritanopia (blue)

#178685#1d4952

ORIG

SIM

Monochrome (color blind)

#178685#787878

Mixing guide

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

MIXING PALETTE

47%

40%

13%

RYB PIGMENTS

Ivory black

Pigment

47%

Ultramarine blue

Pigment

40%

Cadmium yellow

Pigment

13%

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

Cyan hue

485–500 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)

18.9%

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.

Windows 95 Desktop

#018281

Dark Cyan

#008B8B

Teal

#008080

Turkish Jade

#2B888D

Falu Red

#861718

Chathams Blue

#174F86

Jewel

#17864E

Seance

#851786

Trendy Green

#868517

Disco

#86174F

Fountain Blue

#60C0BE

Sherpa Blue

#005050