#381A39

#381A39

Color Values

HEX

#381A39

RGB

56, 26, 57

HSL

298.1, 37.3%, 16.3%

HSV

298.1, 54.4%, 22.4%

CMYK

1.8%, 54.4%, 0.0%, 77.6%

OKLCH

0.2741 0.068 326.0

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#381A39

#1B391A

Analogous

#291A39

#391A2B

#381A39

Triadic

#381A39

#39381A

#1A3938

Split Complementary

#381A39

#2B391A

#1A3929

Tetradic

#381A39

#39291A

#1B391A

#1A2B39

Color Blindness Simulation

Original

#381A39

Protanopia

#2B2B32

Deuteranopia

#2D2F30

Tritanopia

#362C2A

Achromatopsia

#232323

CSS Usage

background-color: #381A39;
color: #381A39;
border-color: #381A39;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#FAF5FA
100
#F2E7F3
200
#E8CEE9
300
#D7ABD9
400
#C27DC4
500
#AC50AF
600
#8A408C
700
#6E3370
800
#562858
900
#402041
950
#281429

Contrast Checker

Text on white

15.27:1

AA Pass AAA Pass

Text on black

1.37:1

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