#3733B2

#3733B2

Color Values

HEX

#3733B2

RGB

55, 51, 178

HSL

241.9, 55.5%, 44.9%

HSV

241.9, 71.3%, 69.8%

CMYK

69.1%, 71.3%, 0.0%, 30.2%

OKLCH

0.4177 0.1931 275.4

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#3733B2

#AEB233

Analogous

#336EB2

#7733B2

#3733B2

Triadic

#3733B2

#B23733

#33B237

Split Complementary

#3733B2

#B27733

#6EB233

Tetradic

#3733B2

#B2336E

#AEB233

#33B277

Color Blindness Simulation

Original

#3733B2

Protanopia

#353593

Deuteranopia

#36368C

Tritanopia

#377B76

Achromatopsia

#3D3D3D

CSS Usage

background-color: #3733B2;
color: #3733B2;
border-color: #3733B2;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E5E5F6
200
#C9C7EF
300
#A2A0E4
400
#706CD5
500
#3D39C6
600
#312D9F
700
#27247F
800
#1F1C63
900
#1A1849
950
#100F2E

Contrast Checker

Text on white

9.22:1

AA Pass AAA Pass

Text on black

2.28:1

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