#373F4F

#373F4F

Color Values

HEX

#373F4F

RGB

55, 63, 79

HSL

220.0, 17.9%, 26.3%

HSV

220.0, 30.4%, 31.0%

CMYK

30.4%, 20.3%, 0.0%, 69.0%

OKLCH

0.367 0.0297 264.1

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#373F4F

#4F4737

Analogous

#374B4F

#3B374F

#373F4F

Triadic

#373F4F

#4F373F

#3F4F37

Split Complementary

#373F4F

#4F3B37

#4B4F37

Tetradic

#373F4F

#4F374B

#4F4737

#374F3B

Color Blindness Simulation

Original

#373F4F

Protanopia

#3A3B4B

Deuteranopia

#3A394A

Tritanopia

#374847

Achromatopsia

#3E3E3E

CSS Usage

background-color: #373F4F;
color: #373F4F;
border-color: #373F4F;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F6F7F9
100
#EAECF0
200
#D5D9E2
300
#B7BECD
400
#909BB2
500
#697896
600
#546078
700
#434D60
800
#343C4B
900
#292E38
950
#1A1D24

Contrast Checker

Text on white

10.57:1

AA Pass AAA Pass

Text on black

1.99:1

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