#37008f

Pigment Indigo

Closest match (96% match)

Color formats

RGB

rgb(55, 0, 143)

Red, Green, Blue components

HSL

hsl(263, 100%, 28%)

Hue, Saturation, Lightness

CMYK

cmyk(62, 100, 0, 44)

Print color encoding

Luminance

0.028

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#37008f

#588f00

Analogous (Adjacent)

#00108f

#37008f

#7e008f

Triadic

#37008f

#8f3700

#008f37

Split complementary

#37008f

#8f7f00

#118f00

Complete conversion table

HEX

#37008F

RGB

rgb(55,0,143)

RGBA

rgba(55,0,143, 1)

HSL

hsl(263.08,100%,28.04%)

OKLCH (Modern CSS)

oklch(0.33 0.19 286.1)

CSS Variable

--color: #37008f;

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

13.47

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

1.56

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#37008f#3f408f

ORIG

SIM

Deuteranopia (green)

#37008f#57518f

ORIG

SIM

Tritanopia (blue)

#37008f#34181a

ORIG

SIM

Monochrome (color blind)

#37008f#38264f

Mixing guide

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

MIXING PALETTE

41%

40%

19%

RYB PIGMENTS

Ultramarine blue

Pigment

41%

Ivory black

Pigment

40%

Cadmium red

Pigment

19%

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

Violet hue

380–450 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)

2.8%

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.

Dramatic Blue

#240093

Space Battle Blue

#440099

Orbital Kingdom

#220088

Nightly Expedition

#221188

Limeade

#588F00

Purple

#7E008F

Resolution Blue

#00108F

Peru Tan

#8F3700

Fun Green

#008F37

Olive

#8F7F00

Purple Heart

#773FCB

Stratos

#000057