#331756

#331756

Color Values

HEX

#331756

RGB

51, 23, 86

HSL

266.7, 57.8%, 21.4%

HSV

266.7, 73.3%, 33.7%

CMYK

40.7%, 73.3%, 0.0%, 66.3%

OKLCH

0.2834 0.1083 299.8

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#331756

#3A5617

Analogous

#171A56

#531756

#331756

Triadic

#331756

#563317

#175633

Split Complementary

#331756

#565317

#1A5617

Tetradic

#331756

#56171A

#3A5617

#175653

Color Blindness Simulation

Original

#331756

Protanopia

#272747

Deuteranopia

#282B43

Tritanopia

#323B38

Achromatopsia

#222222

CSS Usage

background-color: #331756;
color: #331756;
border-color: #331756;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F4FB
100
#ECE4F6
200
#D9C7F0
300
#BE9EE5
400
#9B6AD7
500
#7736C9
600
#602BA1
700
#4C2281
800
#3C1B65
900
#2E174A
950
#1D0F2F

Contrast Checker

Text on white

15.02:1

AA Pass AAA Pass

Text on black

1.4:1

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