#3940DA

#3940DA

Color Values

HEX

#3940DA

RGB

57, 64, 218

HSL

237,4, 68,5%, 53,9%

HSV

237,4, 73,9%, 85,5%

CMYK

73,9%, 70,6%, 0,0%, 14,5%

OKLCH

0,4779 0,2282 271,9

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#3940DA

#DAD339

Analogous

#3990DA

#8239DA

#3940DA

Triadic

#3940DA

#DA3940

#40DA39

Split Complementary

#3940DA

#DA8239

#90DA39

Tetradic

#3940DA

#DA3990

#DAD339

#39DA82

Color Blindness Simulation

Original

#3940DA

Protanopia

#3C3CB5

Deuteranopia

#3C3BAC

Tritanopia

#399791

Achromatopsia

#4A4A4A

CSS Usage

background-color: #3940DA;
color: #3940DA;
border-color: #3940DA;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F3FC
100
#E3E4F8
200
#C3C5F4
300
#989CEC
400
#6066E1
500
#2830D7
600
#2026AC
700
#1A1F89
800
#14186B
900
#13154E
950
#0C0D31

Contrast Checker

Text on white

7,19:1

AA Pass AAA Pass

Text on black

2,92:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026