#3437DF

#3437DF

Color Values

HEX

#3437DF

RGB

52, 55, 223

HSL

238.9, 72.8%, 53.9%

HSV

238.9, 76.7%, 87.5%

CMYK

76.7%, 75.3%, 0.0%, 12.5%

OKLCH

0.4678 0.2439 271.2

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#3437DF

#DFDC34

Analogous

#348DDF

#8634DF

#3437DF

Triadic

#3437DF

#DF3437

#37DF34

Split Complementary

#3437DF

#DF8634

#8DDF34

Tetradic

#3437DF

#DF348D

#DFDC34

#34DF86

Color Blindness Simulation

Original

#3437DF

Protanopia

#3535B6

Deuteranopia

#3535AD

Tritanopia

#34968F

Achromatopsia

#424242

CSS Usage

background-color: #3437DF;
color: #3437DF;
border-color: #3437DF;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F3FC
100
#E2E3F8
200
#C1C2F5
300
#9597EE
400
#5C5EE5
500
#2326DC
600
#1C1EB0
700
#16188D
800
#11136E
900
#111250
950
#0B0B33

Contrast Checker

Text on white

7.61:1

AA Pass AAA Pass

Text on black

2.76:1

AA Fail AAA Fail

Related Articles

Tutorials

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

1월 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

1월 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

1월 15, 2026