#312F86

#312F86

Color Values

HEX

#312F86

RGB

49, 47, 134

HSL

241.4, 48.1%, 35.5%

HSV

241.4, 64.9%, 52.5%

CMYK

63.4%, 64.9%, 0.0%, 47.5%

OKLCH

0.3651 0.1411 277.8

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#312F86

#84862F

Analogous

#2F5886

#5D2F86

#312F86

Triadic

#312F86

#86312F

#2F8631

Split Complementary

#312F86

#865D2F

#58862F

Tetradic

#312F86

#862F58

#84862F

#2F865D

Color Blindness Simulation

Original

#312F86

Protanopia

#303071

Deuteranopia

#30306C

Tritanopia

#31605D

Achromatopsia

#363636

CSS Usage

background-color: #312F86;
color: #312F86;
border-color: #312F86;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FA
100
#E6E6F4
200
#CBCAEC
300
#A6A4DF
400
#7573CE
500
#4542BD
600
#373597
700
#2C2A79
800
#23215E
900
#1C1B45
950
#12112C

Contrast Checker

Text on white

11.16:1

AA Pass AAA Pass

Text on black

1.88:1

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