#813b18

Copper Canyon

Closest match (99% match)

Color formats

RGB

rgb(129, 59, 24)

Red, Green, Blue components

HSL

hsl(20, 69%, 30%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 54, 81, 49)

Print color encoding

Luminance

0.079

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#813b18

#185e81

Analogous (Adjacent)

#81182a

#813b18

#817018

Triadic

#813b18

#18813b

#3b1881

Split complementary

#813b18

#188170

#182a81

Complete conversion table

HEX

#813B18

RGB

rgb(129,59,24)

RGBA

rgba(129,59,24, 1)

HSL

hsl(20,68.63%,30%)

OKLCH (Modern CSS)

oklch(0.44 0.11 44.5)

CSS Variable

--color: #813b18;

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

8.16

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

2.57

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#813b18#2c2b18

ORIG

SIM

Deuteranopia (green)

#813b18#596218

ORIG

SIM

Tritanopia (blue)

#813b18#7e535c

ORIG

SIM

Monochrome (color blind)

#813b18#4f4f4f

Mixing guide

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

MIXING PALETTE

49%

34%

17%

RYB PIGMENTS

Ivory black

Pigment

49%

Cadmium red

Pigment

34%

Cadmium yellow

Pigment

17%

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

Orange hue

590–620 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)

7.9%

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.

Chocolate Covered

#8B4121

Walnut

#773F1A

Espresso Martini

#8C3A00

Otterly Brown

#8C4512

Blumine

#185E81

Trendy Green

#817018

Merlot

#81182A

Jewel

#18813B

Persian Indigo

#3B1881

Genoa

#188170

Fuzzy Wuzzy Brown

#BF704A

Temptress

#480600