#331b4e

Grape

Closest match (99% match)

Color formats

RGB

rgb(51, 27, 78)

Red, Green, Blue components

HSL

hsl(268, 49%, 21%)

Hue, Saturation, Lightness

CMYK

cmyk(35, 65, 0, 69)

Print color encoding

Luminance

0.020

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#331b4e

#364e1b

Analogous (Adjacent)

#1b1c4e

#331b4e

#4d1b4e

Triadic

#331b4e

#4e331b

#1b4e33

Split complementary

#331b4e

#4e4d1b

#1d4e1b

Complete conversion table

HEX

#331B4E

RGB

rgb(51,27,78)

RGBA

rgba(51,27,78, 1)

HSL

hsl(268.24,48.57%,20.59%)

OKLCH (Modern CSS)

oklch(0.28 0.09 302.7)

CSS Variable

--color: #331b4e;

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

14.92

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

1.41

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#331b4e#31324e

ORIG

SIM

Deuteranopia (green)

#331b4e#3c3b4e

ORIG

SIM

Tritanopia (blue)

#331b4e#322326

ORIG

SIM

Monochrome (color blind)

#331b4e#272727

Mixing guide

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

MIXING PALETTE

70%

18%

11%

RYB PIGMENTS

Ivory black

Pigment

70%

Ultramarine blue

Pigment

18%

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

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)

2.0%

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.

Stormy Night

#372354

Fabric of Space

#341758

Azulado

#211D49

Fading Horizon

#442266

Thatch Green

#364E1B

Grape

#4D1B4E

Port Gore

#1B1C4E

Metallic Bronze

#4E331B

Green Pea

#1B4E33

Thatch Green

#4E4D1B

Affair

#684C84

Black Russian

#09001F