#21871F

#21871F

Color Values

HEX

#21871F

RGB

33, 135, 31

HSL

118.8, 62.7%, 32.5%

HSV

118.8, 77.0%, 52.9%

CMYK

75.6%, 0.0%, 77.0%, 47.1%

OKLCH

0.546 0.1662 142.7

Properties

Cool Dark Nearest: forestgreen

Color Harmonies

Complementary

#21871F

#851F87

Analogous

#55871F

#1F8751

#21871F

Triadic

#21871F

#1F2187

#871F21

Split Complementary

#21871F

#511F87

#871F55

Tetradic

#21871F

#1F5587

#851F87

#87511F

Color Blindness Simulation

Original

#21871F

Protanopia

#4D4E38

Deuteranopia

#47403E

Tritanopia

#264C50

Achromatopsia

#6A6A6A

CSS Usage

background-color: #21871F;
color: #21871F;
border-color: #21871F;
Nearest Tailwind: Green 600 #16A34A

Tailwind Shades

50
#F3FBF3
100
#E4F7E4
200
#C6F2C5
300
#9DE89B
400
#68DC65
500
#33CF30
600
#29A626
700
#20851E
800
#196818
900
#164C15
950
#0E300D

Contrast Checker

Text on white

4.62:1

AA Pass AAA Fail

Text on black

4.55:1

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