#312F8F

#312F8F

Color Values

HEX

#312F8F

RGB

49, 47, 143

HSL

241.2, 50.5%, 37.3%

HSV

241.2, 67.1%, 56.1%

CMYK

65.7%, 67.1%, 0.0%, 43.9%

OKLCH

0.3733 0.1535 276.9

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#312F8F

#8D8F2F

Analogous

#2F5D8F

#612F8F

#312F8F

Triadic

#312F8F

#8F312F

#2F8F31

Split Complementary

#312F8F

#8F612F

#5D8F2F

Tetradic

#312F8F

#8F2F5D

#8D8F2F

#2F8F61

Color Blindness Simulation

Original

#312F8F

Protanopia

#303078

Deuteranopia

#303072

Tritanopia

#316561

Achromatopsia

#363636

CSS Usage

background-color: #312F8F;
color: #312F8F;
border-color: #312F8F;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E6E5F5
200
#CAC9ED
300
#A4A3E1
400
#7371D0
500
#423FC0
600
#35329A
700
#2A287B
800
#212060
900
#1B1A46
950
#11112D

Contrast Checker

Text on white

10.86:1

AA Pass AAA Pass

Text on black

1.93:1

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