#8c0010

Red Devil

Closest match (99% match)

Color formats

RGB

rgb(140, 0, 16)

Red, Green, Blue components

HSL

hsl(353, 100%, 27%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 100, 89, 45)

Print color encoding

Luminance

0.056

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#8c0010

#008c7c

Analogous (Adjacent)

#8c0056

#8c0010

#8c3600

Triadic

#8c0010

#108c00

#00108c

Split complementary

#8c0010

#008c36

#00568c

Complete conversion table

HEX

#8C0010

RGB

rgb(140,0,16)

RGBA

rgba(140,0,16, 1)

HSL

hsl(353.14,100%,27.45%)

OKLCH (Modern CSS)

oklch(0.40 0.16 25.8)

CSS Variable

--color: #8c0010;

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

9.89

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

2.12

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#8c0010#070710

ORIG

SIM

Deuteranopia (green)

#8c0010#5d6710

ORIG

SIM

Tritanopia (blue)

#8c0010#853c42

ORIG

SIM

Monochrome (color blind)

#8c0010#503f3c

Mixing guide

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

MIXING PALETTE

52%

45%

RYB PIGMENTS

Cadmium red

Pigment

52%

Ivory black

Pigment

45%

Ultramarine blue

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)

5.6%

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.

Bloodthirsty

#880011

Red Devil

#860111

Netherworld

#881111

Kiss of a Vampire

#8A0009

Teal

#008C7C

Peru Tan

#8C3600

Fresh Eggplant

#8C0056

Japanese Laurel

#108C00

Resolution Blue

#00108C

Fun Green

#008C36

Mojo

#CE4A3F

Rosewood

#500000