#331C57

#331C57

Color Values

HEX

#331C57

RGB

51, 28, 87

HSL

263,4, 51,3%, 22,5%

HSV

263,4, 67,8%, 34,1%

CMYK

41,4%, 67,8%, 0,0%, 65,9%

OKLCH

0,2922 0,102 297,7

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#331C57

#40571C

Analogous

#1C2257

#501C57

#331C57

Triadic

#331C57

#57331C

#1C5733

Split Complementary

#331C57

#57501C

#22571C

Tetradic

#331C57

#571C22

#40571C

#1C5750

Color Blindness Simulation

Original

#331C57

Protanopia

#292949

Deuteranopia

#2A2C45

Tritanopia

#323D3B

Achromatopsia

#252525

CSS Usage

background-color: #331C57;
color: #331C57;
border-color: #331C57;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F4FB
100
#EBE5F5
200
#D7C9EE
300
#BBA2E1
400
#9670D1
500
#713EC1
600
#5A329A
700
#48287B
800
#391F60
900
#2C1A47
950
#1B102D

Contrast Checker

Text on white

14,54:1

AA Pass AAA Pass

Text on black

1,44:1

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