#331D46

#331D46

Color Values

HEX

#331D46

RGB

51, 29, 70

HSL

272.2, 41.4%, 19.4%

HSV

272.2, 58.6%, 27.5%

CMYK

27.1%, 58.6%, 0.0%, 72.5%

OKLCH

0.281 0.0763 306.9

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#331D46

#30461D

Analogous

#1E1D46

#461D44

#331D46

Triadic

#331D46

#46331D

#1D4633

Split Complementary

#331D46

#44461D

#1D461E

Tetradic

#331D46

#461E1D

#30461D

#1D4446

Color Blindness Simulation

Original

#331D46

Protanopia

#29293C

Deuteranopia

#2B2C3A

Tritanopia

#323433

Achromatopsia

#252525

CSS Usage

background-color: #331D46;
color: #331D46;
border-color: #331D46;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F5FA
100
#EEE7F3
200
#DCCDEA
300
#C4A8DB
400
#A47AC8
500
#834BB4
600
#693C90
700
#543073
800
#42255A
900
#321E43
950
#1F132A

Contrast Checker

Text on white

14.95:1

AA Pass AAA Pass

Text on black

1.4:1

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