#423F3C

#423F3C

Color Values

HEX

#423F3C

RGB

66, 63, 60

HSL

30.0, 4.8%, 24.7%

HSV

30.0, 9.1%, 25.9%

CMYK

0.0%, 4.5%, 9.1%, 74.1%

OKLCH

0.3696 0.0065 67.6

Properties

Warm Dark Nearest: RAL 8019 Grey Brown

Color Harmonies

Complementary

#423F3C

#3C3F42

Analogous

#423C3C

#42423C

#423F3C

Triadic

#423F3C

#3C423F

#3F3C42

Split Complementary

#423F3C

#3C4242

#3C3C42

Tetradic

#423F3C

#3C423C

#3C3F42

#423C42

Color Blindness Simulation

Original

#423F3C

Protanopia

#41413D

Deuteranopia

#41413D

Tritanopia

#423D3D

Achromatopsia

#3F3F3F

CSS Usage

background-color: #423F3C;
color: #423F3C;
border-color: #423F3C;
Nearest Tailwind: Stone 700 #44403C

Tailwind Shades

50
#F8F7F7
100
#EEEDEC
200
#DDDBDA
300
#C5C2BF
400
#A5A19C
500
#868079
600
#6B6661
700
#56524E
800
#43403D
900
#33302E
950
#201F1D

Contrast Checker

Text on white

10.46:1

AA Pass AAA Pass

Text on black

2.01:1

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