#1e858b

Elm

Closest match (96% match)

Color formats

RGB

rgb(30, 133, 139)

Red, Green, Blue components

HSL

hsl(183, 64%, 33%)

Hue, Saturation, Lightness

CMYK

cmyk(78, 4, 0, 45)

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)

#1e858b

#8b241e

Analogous (Adjacent)

#1e8b5a

#1e858b

#1e4f8b

Triadic

#1e858b

#8b1e85

#858b1e

Split complementary

#1e858b

#8b1e4f

#8b5a1e

Complete conversion table

HEX

#1E858B

RGB

rgb(30,133,139)

RGBA

rgba(30,133,139, 1)

HSL

hsl(183.3,64.5%,33.14%)

OKLCH (Modern CSS)

oklch(0.56 0.09 201.0)

CSS Variable

--color: #1e858b;

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

4.78

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#1e858b#88888b

ORIG

SIM

Deuteranopia (green)

#1e858b#463f8b

ORIG

SIM

Tritanopia (blue)

#1e858b#234b55

ORIG

SIM

Monochrome (color blind)

#1e858b#787878

Mixing guide

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

MIXING PALETTE

44%

43%

13%

RYB PIGMENTS

Ivory black

Pigment

44%

Ultramarine blue

Pigment

43%

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.

Turkish Jade

#2B888D

Jade Jewel

#247E81

Dark Cyan

#008B8B

Teal

#008080

Old Brick

#8B241E

Blumine

#1E4F8B

Eucalyptus

#1E8B5A

Violet Eggplant

#8B1E85

Trendy Green

#858B1E

Disco

#8B1E4F

Fountain Blue

#64BFC5

Sherpa Blue

#004F55