#3031CB

#3031CB

Color Values

HEX

#3031CB

RGB

48, 49, 203

HSL

239.6, 61.8%, 49.2%

HSV

239.6, 76.4%, 79.6%

CMYK

76.4%, 75.9%, 0.0%, 20.4%

OKLCH

0.4365 0.2271 271.7

Properties

Cool Dark Nearest: purple 3

Color Harmonies

Complementary

#3031CB

#CBCA30

Analogous

#307ECB

#7C30CB

#3031CB

Triadic

#3031CB

#CB3031

#31CB30

Split Complementary

#3031CB

#CB7C30

#7ECB30

Tetradic

#3031CB

#CB307E

#CBCA30

#30CB7C

Color Blindness Simulation

Original

#3031CB

Protanopia

#3030A6

Deuteranopia

#30309D

Tritanopia

#308882

Achromatopsia

#3C3C3C

CSS Usage

background-color: #3031CB;
color: #3031CB;
border-color: #3031CB;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FB
100
#E4E4F7
200
#C5C6F1
300
#9C9CE8
400
#6667DB
500
#3132CE
600
#2728A5
700
#1F2084
800
#181967
900
#16164B
950
#0E0E30

Contrast Checker

Text on white

8.65:1

AA Pass AAA Pass

Text on black

2.43:1

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