#373F72

#373F72

Color Values

HEX

#373F72

RGB

55, 63, 114

HSL

231.9, 34.9%, 33.1%

HSV

231.9, 51.8%, 44.7%

CMYK

51.8%, 44.7%, 0.0%, 55.3%

OKLCH

0.3867 0.0868 274.9

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#373F72

#726A37

Analogous

#375C72

#4C3772

#373F72

Triadic

#373F72

#72373F

#3F7237

Split Complementary

#373F72

#724C37

#5C7237

Tetradic

#373F72

#72375C

#726A37

#37724C

Color Blindness Simulation

Original

#373F72

Protanopia

#3A3B66

Deuteranopia

#3A3963

Tritanopia

#375C5A

Achromatopsia

#414141

CSS Usage

background-color: #373F72;
color: #373F72;
border-color: #373F72;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F6FA
100
#E8E9F2
200
#CFD2E8
300
#ACB2D7
400
#8089C2
500
#535FAC
600
#424C8A
700
#353D6E
800
#2A3056
900
#212540
950
#151828

Contrast Checker

Text on white

9.92:1

AA Pass AAA Pass

Text on black

2.12:1

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