#b23a39

Medium Carmine

Closest match (97% match)

Color formats

RGB

rgb(178, 58, 57)

Red, Green, Blue components

HSL

hsl(0, 51%, 46%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 67, 68, 30)

Print color encoding

Luminance

0.128

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#b23a39

#39b1b2

Analogous (Adjacent)

#b23974

#b23a39

#b27639

Triadic

#b23a39

#39b23a

#3a39b2

Split complementary

#b23a39

#39b277

#3974b2

Complete conversion table

HEX

#B23A39

RGB

rgb(178,58,57)

RGBA

rgba(178,58,57, 1)

HSL

hsl(0.5,51.49%,46.08%)

OKLCH (Modern CSS)

oklch(0.52 0.16 24.7)

CSS Variable

--color: #b23a39;

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

5.90

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

3.56

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#b23a39#3a3a39

ORIG

SIM

Deuteranopia (green)

#b23a39#838e39

ORIG

SIM

Tritanopia (blue)

#b23a39#ac6872

ORIG

SIM

Monochrome (color blind)

#b23a39#686363

Mixing guide

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

MIXING PALETTE

85%

14%

RYB PIGMENTS

Cadmium red

Pigment

85%

Ivory black

Pigment

14%

Cadmium yellow

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

Red hue

620–750 nm • closest visible-spectrum range

750 nm

380 nm

Visual temperature

Warm

A perceptual warm–cool classification. Kelvin does not apply to an arbitrary interface color.

Cool

Neutral

Warm

Luminance (brightness)

12.8%

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.

Landjäger

#AF403C

Cherry Bomb

#B73D3F

Pesto Rosso

#BB3333

Hot Jazz

#BC3033

Keppel

#39B1B2

Copper

#B27639

Royal Heath

#B23975

Apple

#39B23A

Governor Bay

#3A39B2

Ocean Green

#39B277

Froly

#F4746C

Venetian Red

#72000A