#391F56

#391F56

Color Values

HEX

#391F56

RGB

57, 31, 86

HSL

268.4, 47.0%, 22.9%

HSV

268.4, 64.0%, 33.7%

CMYK

33.7%, 64.0%, 0.0%, 66.3%

OKLCH

0.304 0.0968 302.9

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#391F56

#3C561F

Analogous

#1F2056

#541F56

#391F56

Triadic

#391F56

#56391F

#1F5639

Split Complementary

#391F56

#56541F

#20561F

Tetradic

#391F56

#561F20

#3C561F

#1F5654

Color Blindness Simulation

Original

#391F56

Protanopia

#2E2E49

Deuteranopia

#2F3146

Tritanopia

#383E3C

Achromatopsia

#282828

CSS Usage

background-color: #391F56;
color: #391F56;
border-color: #391F56;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F4FA
100
#EDE6F4
200
#DACBEC
300
#C0A5DF
400
#9E74CD
500
#7C44BB
600
#633696
700
#502B78
800
#3E225E
900
#2F1C45
950
#1E122C

Contrast Checker

Text on white

13.96:1

AA Pass AAA Pass

Text on black

1.5:1

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