#2a2571

Astronaut

Closest match (93% match)

Color formats

RGB

rgb(42, 37, 113)

Red, Green, Blue components

HSL

hsl(244, 51%, 29%)

Hue, Saturation, Lightness

CMYK

cmyk(63, 67, 0, 56)

Print color encoding

Luminance

0.030

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#2a2571

#6c7125

Analogous (Adjacent)

#254671

#2a2571

#502571

Triadic

#2a2571

#712a25

#25712a

Split complementary

#2a2571

#715025

#467125

Complete conversion table

HEX

#2A2571

RGB

rgb(42,37,113)

RGBA

rgba(42,37,113, 1)

HSL

hsl(243.95,50.67%,29.41%)

OKLCH (Modern CSS)

oklch(0.32 0.13 279.5)

CSS Variable

--color: #2a2571;

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

13.11

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

1.60

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#2a2571#464771

ORIG

SIM

Deuteranopia (green)

#2a2571#443f71

ORIG

SIM

Tritanopia (blue)

#2a2571#2a2327

ORIG

SIM

Monochrome (color blind)

#2a2571#303030

Mixing guide

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

MIXING PALETTE

57%

40%

RYB PIGMENTS

Ivory black

Pigment

57%

Ultramarine blue

Pigment

40%

Cadmium red

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

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)

3.0%

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.

Intergalactic Cowboy

#222266

Deep Space Rodeo

#332277

Dark Dreams

#332266

20000 Leagues Under the Sea

#191970

Crete

#6C7125

Honey Flower

#502571

Astronaut

#254671

Crown of Thorns

#712A25

Green Pea

#25712A

Dallas

#715025

Scampi

#6456AA

Stratos

#00003D