#3939B2

#3939B2

Color Values

HEX

#3939B2

RGB

57, 57, 178

HSL

240.0, 51.5%, 46.1%

HSV

240.0, 68.0%, 69.8%

CMYK

68.0%, 68.0%, 0.0%, 30.2%

OKLCH

0.4285 0.186 275.2

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#3939B2

#B2B239

Analogous

#3976B2

#7639B2

#3939B2

Triadic

#3939B2

#B23939

#39B239

Split Complementary

#3939B2

#B27639

#76B239

Tetradic

#3939B2

#B23976

#B2B239

#39B276

Color Blindness Simulation

Original

#3939B2

Protanopia

#393995

Deuteranopia

#39398E

Tritanopia

#397E79

Achromatopsia

#424242

CSS Usage

background-color: #3939B2;
color: #3939B2;
border-color: #3939B2;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E5E5F5
200
#C9C9EE
300
#A2A2E1
400
#7070D1
500
#3E3EC1
600
#31319B
700
#28287C
800
#1F1F61
900
#1A1A47
950
#10102D

Contrast Checker

Text on white

8.74:1

AA Pass AAA Pass

Text on black

2.4:1

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