#3031DB

#3031DB

Color Values

HEX

#3031DB

RGB

48, 49, 219

HSL

239.6, 70.4%, 52.4%

HSV

239.6, 78.1%, 85.9%

CMYK

78.1%, 77.6%, 0.0%, 14.1%

OKLCH

0.4538 0.2455 270.8

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#3031DB

#DBDA30

Analogous

#3087DB

#8430DB

#3031DB

Triadic

#3031DB

#DB3031

#31DB30

Split Complementary

#3031DB

#DB8430

#87DB30

Tetradic

#3031DB

#DB3087

#DBDA30

#30DB84

Color Blindness Simulation

Original

#3031DB

Protanopia

#3030B2

Deuteranopia

#3030A8

Tritanopia

#30918A

Achromatopsia

#3D3D3D

CSS Usage

background-color: #3031DB;
color: #3031DB;
border-color: #3031DB;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F3FC
100
#E2E3F8
200
#C2C3F4
300
#9797ED
400
#5E5FE3
500
#2627D9
600
#1E1FAE
700
#18198B
800
#13136D
900
#12124F
950
#0B0B32

Contrast Checker

Text on white

8.11:1

AA Pass AAA Pass

Text on black

2.59:1

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