#3333DF

#3333DF

Color Values

HEX

#3333DF

RGB

51, 51, 223

HSL

240.0, 72.9%, 53.7%

HSV

240.0, 77.1%, 87.5%

CMYK

77.1%, 77.1%, 0.0%, 12.5%

OKLCH

0.4622 0.2476 271.3

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#3333DF

#DFDF33

Analogous

#3389DF

#8933DF

#3333DF

Triadic

#3333DF

#DF3333

#33DF33

Split Complementary

#3333DF

#DF8933

#89DF33

Tetradic

#3333DF

#DF3389

#DFDF33

#33DF89

Color Blindness Simulation

Original

#3333DF

Protanopia

#3333B5

Deuteranopia

#3333AB

Tritanopia

#33948D

Achromatopsia

#3F3F3F

CSS Usage

background-color: #3333DF;
color: #3333DF;
border-color: #3333DF;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F3FC
100
#E2E2F8
200
#C1C1F5
300
#9595EE
400
#5C5CE5
500
#2323DC
600
#1C1CB0
700
#16168D
800
#11116E
900
#111150
950
#0B0B33

Contrast Checker

Text on white

7.84:1

AA Pass AAA Pass

Text on black

2.68:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

ก.พ. 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

ก.พ. 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

ก.พ. 19, 2026