#81871B

#81871B

Color Values

HEX

#81871B

RGB

129, 135, 27

HSL

63.3, 66.7%, 31.8%

HSV

63.3, 80.0%, 52.9%

CMYK

4.4%, 0.0%, 80.0%, 47.1%

OKLCH

0.5991 0.1243 112.9

Properties

Cool Light Nearest: olive

Color Harmonies

Complementary

#81871B

#211B87

Analogous

#87571B

#4B871B

#81871B

Triadic

#81871B

#1B8187

#871B81

Split Complementary

#81871B

#1B4B87

#571B87

Tetradic

#81871B

#1B8757

#211B87

#871B4B

Color Blindness Simulation

Original

#81871B

Protanopia

#848435

Deuteranopia

#83833B

Tritanopia

#814A4E

Achromatopsia

#7E7E7E

CSS Usage

background-color: #81871B;
color: #81871B;
border-color: #81871B;
Nearest Tailwind: Lime 700 #4D7C0F

Tailwind Shades

50
#FBFCF3
100
#F6F7E3
200
#F0F3C3
300
#E6EB99
400
#D9E062
500
#CBD52A
600
#A3AA22
700
#82881B
800
#666A15
900
#4A4E13
950
#2F310C

Contrast Checker

Text on white

3.88:1

AA Fail AAA Fail

Text on black

5.41:1

AA Pass AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026