#3940D2

#3940D2

Color Values

HEX

#3940D2

RGB

57, 64, 210

HSL

237.3, 63.0%, 52.4%

HSV

237.3, 72.9%, 82.4%

CMYK

72.9%, 69.5%, 0.0%, 17.6%

OKLCH

0.4701 0.2185 272.2

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#3940D2

#D2CB39

Analogous

#398DD2

#7F39D2

#3940D2

Triadic

#3940D2

#D23940

#40D239

Split Complementary

#3940D2

#D27F39

#8DD239

Tetradic

#3940D2

#D2398D

#D2CB39

#39D27F

Color Blindness Simulation

Original

#3940D2

Protanopia

#3C3CAF

Deuteranopia

#3C3BA6

Tritanopia

#39938D

Achromatopsia

#494949

CSS Usage

background-color: #3940D2;
color: #3940D2;
border-color: #3940D2;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F4FB
100
#E4E4F7
200
#C5C7F2
300
#9B9FE8
400
#656BDC
500
#2F36D0
600
#262CA6
700
#1E2385
800
#181B68
900
#15174C
950
#0D0F30

Contrast Checker

Text on white

7.4:1

AA Pass AAA Pass

Text on black

2.84:1

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