#331F60

#331F60

Color Values

HEX

#331F60

RGB

51, 31, 96

HSL

258.5, 51.2%, 24.9%

HSV

258.5, 67.7%, 37.6%

CMYK

46.9%, 67.7%, 0.0%, 62.4%

OKLCH

0.3049 0.1098 292.9

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#331F60

#4C601F

Analogous

#1F2B60

#541F60

#331F60

Triadic

#331F60

#60331F

#1F6033

Split Complementary

#331F60

#60541F

#2B601F

Tetradic

#331F60

#601F2B

#4C601F

#1F6054

Color Blindness Simulation

Original

#331F60

Protanopia

#2A2A50

Deuteranopia

#2C2D4C

Tritanopia

#324441

Achromatopsia

#282828

CSS Usage

background-color: #331F60;
color: #331F60;
border-color: #331F60;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F6F4FB
100
#EAE5F5
200
#D4C9EE
300
#B6A2E1
400
#8E70D1
500
#663EC1
600
#52329A
700
#42287B
800
#331F60
900
#281A47
950
#19102D

Contrast Checker

Text on white

13.95:1

AA Pass AAA Pass

Text on black

1.51:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026