#383F79

#383F79

Color Values

HEX

#383F79

RGB

56, 63, 121

HSL

233.5, 36.7%, 34.7%

HSV

233.5, 53.7%, 47.5%

CMYK

53.7%, 47.9%, 0.0%, 52.5%

OKLCH

0.3922 0.0976 275.8

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#383F79

#797238

Analogous

#386079

#513879

#383F79

Triadic

#383F79

#79383F

#3F7938

Split Complementary

#383F79

#795138

#607938

Tetradic

#383F79

#793860

#797238

#387951

Color Blindness Simulation

Original

#383F79

Protanopia

#3B3B6B

Deuteranopia

#3B3A68

Tritanopia

#38605D

Achromatopsia

#424242

CSS Usage

background-color: #383F79;
color: #383F79;
border-color: #383F79;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F5FA
100
#E8E9F3
200
#CED1E8
300
#ABB0D8
400
#7E86C3
500
#515BAE
600
#41498B
700
#343A70
800
#282D57
900
#202440
950
#141729

Contrast Checker

Text on white

9.74:1

AA Pass AAA Pass

Text on black

2.16:1

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