#231F18

#231F18

Color Values

HEX

#231F18

RGB

35, 31, 24

HSL

38.2, 18.6%, 11.6%

HSV

38.2, 31.4%, 13.7%

CMYK

0.0%, 11.4%, 31.4%, 86.3%

OKLCH

0.2414 0.0142 81.6

Properties

Warm Dark Nearest: RAL 6022 Olive Drab

Color Harmonies

Complementary

#231F18

#181C23

Analogous

#231A18

#222318

#231F18

Triadic

#231F18

#18231F

#1F1823

Split Complementary

#231F18

#182223

#1A1823

Tetradic

#231F18

#18231A

#181C23

#231822

Color Blindness Simulation

Original

#231F18

Protanopia

#21211A

Deuteranopia

#22221A

Tritanopia

#231B1B

Achromatopsia

#1F1F1F

CSS Usage

background-color: #231F18;
color: #231F18;
border-color: #231F18;
Nearest Tailwind: Stone 900 #1C1917

Tailwind Shades

50
#F9F8F6
100
#F0EEEA
200
#E2DDD5
300
#CDC5B6
400
#B2A58F
500
#978668
600
#796B53
700
#615642
800
#4C4334
900
#393328
950
#242019

Contrast Checker

Text on white

16.4:1

AA Pass AAA Pass

Text on black

1.28:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026