#373F49

#373F49

Color Values

HEX

#373F49

RGB

55, 63, 73

HSL

213.3, 14.1%, 25.1%

HSV

213.3, 24.7%, 28.6%

CMYK

24.7%, 13.7%, 0.0%, 71.4%

OKLCH

0.3643 0.0203 254.1

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#373F49

#494137

Analogous

#374849

#383749

#373F49

Triadic

#373F49

#49373F

#3F4937

Split Complementary

#373F49

#493837

#484937

Tetradic

#373F49

#493748

#494137

#374938

Color Blindness Simulation

Original

#373F49

Protanopia

#3A3B47

Deuteranopia

#3A3946

Tritanopia

#374544

Achromatopsia

#3E3E3E

CSS Usage

background-color: #373F49;
color: #373F49;
border-color: #373F49;
Nearest Tailwind: Zinc 700 #3F3F46

Tailwind Shades

50
#F6F7F8
100
#EBEDEF
200
#D6DBE0
300
#B9C1CA
400
#939FAE
500
#6E7E91
600
#586474
700
#46505D
800
#373F49
900
#2A3037
950
#1B1E22

Contrast Checker

Text on white

10.66:1

AA Pass AAA Pass

Text on black

1.97:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026