#311148

#311148

Color Values

HEX

#311148

RGB

49, 17, 72

HSL

274.9, 61.8%, 17.5%

HSV

274.9, 76.4%, 28.2%

CMYK

31.9%, 76.4%, 0.0%, 71.8%

OKLCH

0.2599 0.0991 307.5

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#311148

#284811

Analogous

#161148

#481144

#311148

Triadic

#311148

#483111

#114831

Split Complementary

#311148

#444811

#114816

Tetradic

#311148

#481611

#284811

#114448

Color Blindness Simulation

Original

#311148

Protanopia

#23233B

Deuteranopia

#252738

Tritanopia

#2F302E

Achromatopsia

#1C1C1C

CSS Usage

background-color: #311148;
color: #311148;
border-color: #311148;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F3FB
100
#EFE4F7
200
#DFC5F1
300
#C89CE8
400
#AA66DB
500
#8C31CE
600
#7027A5
700
#5A1F84
800
#461867
900
#35164B
950
#210E30

Contrast Checker

Text on white

16.1:1

AA Pass AAA Pass

Text on black

1.3:1

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