#381D52

#381D52

Color Values

HEX

#381D52

RGB

56, 29, 82

HSL

270.6, 47.7%, 21.8%

HSV

270.6, 64.6%, 32.2%

CMYK

31.7%, 64.6%, 0.0%, 67.8%

OKLCH

0.2962 0.0946 304.8

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#381D52

#37521D

Analogous

#1E1D52

#521D52

#381D52

Triadic

#381D52

#52381D

#1D5238

Split Complementary

#381D52

#52521D

#1D521E

Tetradic

#381D52

#521E1D

#37521D

#1D5252

Color Blindness Simulation

Original

#381D52

Protanopia

#2C2C45

Deuteranopia

#2E3042

Tritanopia

#373B39

Achromatopsia

#272727

CSS Usage

background-color: #381D52;
color: #381D52;
border-color: #381D52;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F4FA
100
#EDE6F4
200
#DCCAEC
300
#C2A5DF
400
#A274CE
500
#8143BC
600
#673597
700
#522B79
800
#40215E
900
#311C45
950
#1F112C

Contrast Checker

Text on white

14.33:1

AA Pass AAA Pass

Text on black

1.47:1

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