#1F231D

#1F231D

Color Values

HEX

#1F231D

RGB

31, 35, 29

HSL

100.0, 9.4%, 12.5%

HSV

100.0, 17.1%, 13.7%

CMYK

11.4%, 0.0%, 17.1%, 86.3%

OKLCH

0.2498 0.0125 135.1

Properties

Cool Dark Nearest: RAL 6022 Olive Drab

Color Harmonies

Complementary

#1F231D

#211D23

Analogous

#22231D

#1D231E

#1F231D

Triadic

#1F231D

#1D1F23

#231D1F

Split Complementary

#1F231D

#1E1D23

#231D22

Tetradic

#1F231D

#1D2223

#211D23

#231E1D

Color Blindness Simulation

Original

#1F231D

Protanopia

#21211E

Deuteranopia

#20201F

Tritanopia

#1F2020

Achromatopsia

#222222

CSS Usage

background-color: #1F231D;
color: #1F231D;
border-color: #1F231D;
Nearest Tailwind: Neutral 800 #262626

Tailwind Shades

50
#F7F8F7
100
#EDEFEC
200
#DADFD8
300
#C0C8BC
400
#9EAA98
500
#7C8B74
600
#63705C
700
#4F594A
800
#3E463A
900
#2F352C
950
#1E211C

Contrast Checker

Text on white

15.95:1

AA Pass AAA Pass

Text on black

1.32:1

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