#37656a

William

Closest match (99% match)

Color formats

RGB

rgb(55, 101, 106)

Red, Green, Blue components

HSL

hsl(186, 32%, 32%)

Hue, Saturation, Lightness

CMYK

cmyk(48, 5, 0, 58)

Print color encoding

Luminance

0.112

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#37656a

#6a3c37

Analogous (Adjacent)

#376a56

#37656a

#374b6a

Triadic

#37656a

#6a3765

#656a37

Split complementary

#37656a

#6a374b

#6a5637

Complete conversion table

HEX

#37656A

RGB

rgb(55,101,106)

RGBA

rgba(55,101,106, 1)

HSL

hsl(185.88,31.68%,31.57%)

OKLCH (Modern CSS)

oklch(0.48 0.05 204.6)

CSS Variable

--color: #37656a;

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

6.50

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

3.23

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#37656a#67676a

ORIG

SIM

Deuteranopia (green)

#37656a#49466a

ORIG

SIM

Tritanopia (blue)

#37656a#39474f

ORIG

SIM

Monochrome (color blind)

#37656a#5e5e5e

Mixing guide

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

MIXING PALETTE

65%

27%

RYB PIGMENTS

Ivory black

Pigment

65%

Ultramarine blue

Pigment

27%

Cadmium yellow

Pigment

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)

11.2%

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.

Mediterranea

#39636A

After the Storm

#33616A

Pacific

#24646B

Deep Sea Diver

#255C61

Buccaneer

#6A3C37

San Juan

#374B6A

Stromboli

#376A56

Cosmic

#6A3765

Costa Del Sol

#656A37

Cosmic

#6A374B

Gothic

#6E9CA1

Deep Teal

#003237