#30188f

Persian Indigo

Closest match (97% match)

Color formats

RGB

rgb(48, 24, 143)

Red, Green, Blue components

HSL

hsl(252, 71%, 33%)

Hue, Saturation, Lightness

CMYK

cmyk(66, 83, 0, 44)

Print color encoding

Luminance

0.033

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#30188f

#778f18

Analogous (Adjacent)

#183b8f

#30188f

#6c188f

Triadic

#30188f

#8f3018

#188f30

Split complementary

#30188f

#8f6c18

#3b8f18

Complete conversion table

HEX

#30188F

RGB

rgb(48,24,143)

RGBA

rgba(48,24,143, 1)

HSL

hsl(252.1,71.26%,32.75%)

OKLCH (Modern CSS)

oklch(0.34 0.18 280.5)

CSS Variable

--color: #30188f;

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

12.70

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

1.65

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#30188f#4c4e8f

ORIG

SIM

Deuteranopia (green)

#30188f#534d8f

ORIG

SIM

Tritanopia (blue)

#30188f#2f2023

ORIG

SIM

Monochrome (color blind)

#30188f#382d4c

Mixing guide

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

MIXING PALETTE

49%

40%

11%

RYB PIGMENTS

Ultramarine blue

Pigment

49%

Ivory black

Pigment

40%

Cadmium red

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

Blue hue

450–495 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)

3.3%

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.

Nightly Expedition

#221188

Gentian Blue

#312297

Royal

#0C1793

Galactic Cruise

#111188

Trendy Green

#778F18

Seance

#6C188F

Chathams Blue

#183B8F

Pueblo

#8F3018

Forest Green

#188F30

Hacienda

#8F6C18

Fuchsia Blue

#704CCA

Stratos

#000057