#31338C

#31338C

Color Values

HEX

#31338C

RGB

49, 51, 140

HSL

238.7, 48.1%, 37.1%

HSV

238.7, 65.0%, 54.9%

CMYK

65.0%, 63.6%, 0.0%, 45.1%

OKLCH

0.3778 0.1443 276.0

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#31338C

#8C8A31

Analogous

#31618C

#5D318C

#31338C

Triadic

#31338C

#8C3133

#338C31

Split Complementary

#31338C

#8C5D31

#618C31

Tetradic

#31338C

#8C3161

#8C8A31

#318C5D

Color Blindness Simulation

Original

#31338C

Protanopia

#323276

Deuteranopia

#323271

Tritanopia

#316562

Achromatopsia

#393939

CSS Usage

background-color: #31338C;
color: #31338C;
border-color: #31338C;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FA
100
#E6E6F4
200
#CACBEC
300
#A4A6DF
400
#7375CE
500
#4245BD
600
#353797
700
#2A2C79
800
#21225E
900
#1B1C45
950
#11122C

Contrast Checker

Text on white

10.59:1

AA Pass AAA Pass

Text on black

1.98:1

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