#343F42

#343F42

Color Values

HEX

#343F42

RGB

52, 63, 66

HSL

192.9, 11.9%, 23.1%

HSV

192.9, 21.2%, 25.9%

CMYK

21.2%, 4.5%, 0.0%, 74.1%

OKLCH

0.3589 0.0154 216.0

Properties

Cool Dark Nearest: RAL 6012 Black Green

Color Harmonies

Complementary

#343F42

#423734

Analogous

#34423E

#343842

#343F42

Triadic

#343F42

#42343F

#3F4234

Split Complementary

#343F42

#423438

#423E34

Tetradic

#343F42

#3E3442

#423734

#384234

Color Blindness Simulation

Original

#343F42

Protanopia

#393941

Deuteranopia

#383741

Tritanopia

#354141

Achromatopsia

#3D3D3D

CSS Usage

background-color: #343F42;
color: #343F42;
border-color: #343F42;
Nearest Tailwind: Neutral 700 #404040

Tailwind Shades

50
#F7F8F8
100
#EBEEEF
200
#D7DEE0
300
#BBC6C9
400
#95A7AC
500
#70888F
600
#5A6D72
700
#48575B
800
#384447
900
#2B3336
950
#1B2022

Contrast Checker

Text on white

10.85:1

AA Pass AAA Pass

Text on black

1.94:1

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