#373C40

#373C40

Color Values

HEX

#373C40

RGB

55, 60, 64

HSL

206,7, 7,6%, 23,3%

HSV

206,7, 14,1%, 25,1%

CMYK

14,1%, 6,2%, 0,0%, 74,9%

OKLCH

0,353 0,0097 241,9

Properties

Cool Dark Nearest: RAL 6012 Black Green

Color Harmonies

Complementary

#373C40

#403B37

Analogous

#37403F

#373740

#373C40

Triadic

#373C40

#40373C

#3C4037

Split Complementary

#373C40

#403737

#403F37

Tetradic

#373C40

#3F3740

#403B37

#374037

Color Blindness Simulation

Original

#373C40

Protanopia

#39393F

Deuteranopia

#39383F

Tritanopia

#373E3E

Achromatopsia

#3B3B3B

CSS Usage

background-color: #373C40;
color: #373C40;
border-color: #373C40;
Nearest Tailwind: Zinc 700 #3F3F46

Tailwind Shades

50
#F7F7F8
100
#ECEDEE
200
#D9DCDE
300
#BDC2C6
400
#99A1A8
500
#768189
600
#5E676E
700
#4B5258
800
#3B4045
900
#2D3134
950
#1D1F21

Contrast Checker

Text on white

11,15:1

AA Pass AAA Pass

Text on black

1,88:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Fev 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Fev 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Fev 19, 2026