#3133DE

#3133DE

Color Values

HEX

#3133DE

RGB

49, 51, 222

HSL

239.3, 72.4%, 53.1%

HSV

239.3, 77.9%, 87.1%

CMYK

77.9%, 77.0%, 0.0%, 12.9%

OKLCH

0.4601 0.247 270.8

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#3133DE

#DEDC31

Analogous

#3189DE

#8531DE

#3133DE

Triadic

#3133DE

#DE3133

#33DE31

Split Complementary

#3133DE

#DE8531

#89DE31

Tetradic

#3133DE

#DE3189

#DEDC31

#31DE85

Color Blindness Simulation

Original

#3133DE

Protanopia

#3232B5

Deuteranopia

#3232AB

Tritanopia

#31948D

Achromatopsia

#3F3F3F

CSS Usage

background-color: #3133DE;
color: #3133DE;
border-color: #3133DE;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F3FC
100
#E2E2F8
200
#C1C2F5
300
#9597EE
400
#5C5EE5
500
#2325DC
600
#1C1EB0
700
#17188D
800
#12136E
900
#111250
950
#0B0B33

Contrast Checker

Text on white

7.9:1

AA Pass AAA Pass

Text on black

2.66:1

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