#21271F

#21271F

Color Values

HEX

#21271F

RGB

33, 39, 31

HSL

105.0, 11.4%, 13.7%

HSV

105.0, 20.5%, 15.3%

CMYK

15.4%, 0.0%, 20.5%, 84.7%

OKLCH

0.2639 0.0169 137.9

Properties

Cool Dark Nearest: RAL 6022 Olive Drab

Color Harmonies

Complementary

#21271F

#251F27

Analogous

#25271F

#1F2721

#21271F

Triadic

#21271F

#1F2127

#271F21

Split Complementary

#21271F

#211F27

#271F25

Tetradic

#21271F

#1F2527

#251F27

#27211F

Color Blindness Simulation

Original

#21271F

Protanopia

#242421

Deuteranopia

#232321

Tritanopia

#212223

Achromatopsia

#252525

CSS Usage

background-color: #21271F;
color: #21271F;
border-color: #21271F;
Nearest Tailwind: Neutral 800 #262626

Tailwind Shades

50
#F7F8F7
100
#ECEFEB
200
#D9DFD7
300
#BEC9BB
400
#9BAB96
500
#788E71
600
#60725A
700
#4D5B48
800
#3C4738
900
#2E352B
950
#1D221B

Contrast Checker

Text on white

15.28:1

AA Pass AAA Pass

Text on black

1.37:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026