#383F71

#383F71

Color Values

HEX

#383F71

RGB

56, 63, 113

HSL

232.6, 33.7%, 33.1%

HSV

232.6, 50.4%, 44.3%

CMYK

50.4%, 44.2%, 0.0%, 55.7%

OKLCH

0.3869 0.085 275.7

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#383F71

#716A38

Analogous

#385B71

#4D3871

#383F71

Triadic

#383F71

#71383F

#3F7138

Split Complementary

#383F71

#714D38

#5B7138

Tetradic

#383F71

#71385B

#716A38

#38714D

Color Blindness Simulation

Original

#383F71

Protanopia

#3B3B65

Deuteranopia

#3B3A62

Tritanopia

#385B59

Achromatopsia

#414141

CSS Usage

background-color: #383F71;
color: #383F71;
border-color: #383F71;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F6FA
100
#E8E9F2
200
#CFD2E7
300
#ADB2D6
400
#8189C0
500
#555FAA
600
#444C88
700
#363D6D
800
#2A3055
900
#22253F
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

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026