#3a137d

Persian Indigo

Closest match (99% match)

Color formats

RGB

rgb(58, 19, 125)

Red, Green, Blue components

HSL

hsl(262, 74%, 28%)

Hue, Saturation, Lightness

CMYK

cmyk(54, 85, 0, 51)

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)

#3a137d

#567d13

Analogous (Adjacent)

#13217d

#3a137d

#6f137d

Triadic

#3a137d

#7d3a13

#137d3a

Split complementary

#3a137d

#7d6f13

#217d13

Complete conversion table

HEX

#3A137D

RGB

rgb(58,19,125)

RGBA

rgba(58,19,125, 1)

HSL

hsl(262.08,73.61%,28.24%)

OKLCH (Modern CSS)

oklch(0.33 0.16 291.2)

CSS Variable

--color: #3a137d;

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

13.38

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

1.57

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#3a137d#42437d

ORIG

SIM

Deuteranopia (green)

#3a137d#524e7d

ORIG

SIM

Tritanopia (blue)

#3a137d#382225

ORIG

SIM

Monochrome (color blind)

#3a137d#342b3e

Mixing guide

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

MIXING PALETTE

47%

37%

16%

RYB PIGMENTS

Ivory black

Pigment

47%

Ultramarine blue

Pigment

37%

Cadmium red

Pigment

16%

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.

Galactic Federation

#330077

Explorer of the Galaxies

#3A1F76

Galactic Civilization

#442288

Indigo

#4B0082

Vida Loca

#567D13

Seance

#6F137D

Deep Koamaru

#13217D

Copper Canyon

#7D3A13

Jewel

#137D3A

Olivetone

#7D6F13

Studio

#7548B7

Stratos

#020047