#1b718f

Matisse

Closest match (91% match)

Color formats

RGB

rgb(27, 113, 143)

Red, Green, Blue components

HSL

hsl(196, 68%, 33%)

Hue, Saturation, Lightness

CMYK

cmyk(81, 21, 0, 44)

Print color encoding

Luminance

0.140

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#1b718f

#8f391b

Analogous (Adjacent)

#1b8f73

#1b718f

#1b378f

Triadic

#1b718f

#8f1b71

#718f1b

Split complementary

#1b718f

#8f1b37

#8f731b

Complete conversion table

HEX

#1B718F

RGB

rgb(27,113,143)

RGBA

rgba(27,113,143, 1)

HSL

hsl(195.52,68.24%,33.33%)

OKLCH (Modern CSS)

oklch(0.51 0.09 226.8)

CSS Variable

--color: #1b718f;

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

5.52

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

3.81

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#1b718f#7e7f8f

ORIG

SIM

Deuteranopia (green)

#1b718f#463e8f

ORIG

SIM

Tritanopia (blue)

#1b718f#1f4149

ORIG

SIM

Monochrome (color blind)

#1b718f#696969

Mixing guide

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

MIXING PALETTE

47%

42%

11%

RYB PIGMENTS

Ultramarine blue

Pigment

47%

Ivory black

Pigment

42%

Cadmium yellow

Pigment

11%

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)

14.0%

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.

Copacabana

#006C8D

Chill of the Night

#256D8D

Pristine Seas

#007799

Astral

#376F89

Prairie Sand

#8F391B

Jacksons Purple

#1B378F

Elm

#1B8F73

Disco

#8F1B71

Trendy Green

#718F1B

Claret

#8F1B37

Fountain Blue

#60A9C9

Astronaut Blue

#003D59