#217b6d

Elm

Closest match (94% match)

Color formats

RGB

rgb(33, 123, 109)

Red, Green, Blue components

HSL

hsl(171, 58%, 31%)

Hue, Saturation, Lightness

CMYK

cmyk(73, 0, 11, 52)

Print color encoding

Luminance

0.156

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#217b6d

#7b212f

Analogous (Adjacent)

#217b40

#217b6d

#215c7b

Triadic

#217b6d

#6d217b

#7b6d21

Split complementary

#217b6d

#7b215c

#7b4021

Complete conversion table

HEX

#217B6D

RGB

rgb(33,123,109)

RGBA

rgba(33,123,109, 1)

HSL

hsl(170.67,57.69%,30.59%)

OKLCH (Modern CSS)

oklch(0.53 0.09 180.1)

CSS Variable

--color: #217b6d;

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

5.10

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

4.12

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#217b6d#75756d

ORIG

SIM

Deuteranopia (green)

#217b6d#3d386d

ORIG

SIM

Tritanopia (blue)

#217b6d#264851

ORIG

SIM

Monochrome (color blind)

#217b6d#6e6e6e

Mixing guide

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

MIXING PALETTE

52%

34%

14%

RYB PIGMENTS

Ivory black

Pigment

52%

Ultramarine blue

Pigment

34%

Cadmium yellow

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

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)

15.6%

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.

Majorelle Gardens

#337766

Ivy

#277B74

Emperor Jade

#007B75

Greensleeves

#39766C

Crown of Thorns

#7B212F

Blumine

#215C7B

Eucalyptus

#217B40

Seance

#6D217B

Kumera

#7B6D21

Tawny Port

#7B215C

Tradewind

#60B4A5

Aqua Deep

#00463A