#2428CF

#2428CF

Color Values

HEX

#2428CF

RGB

36, 40, 207

HSL

238.6, 70.4%, 47.6%

HSV

238.6, 82.6%, 81.2%

CMYK

82.6%, 80.7%, 0.0%, 18.8%

OKLCH

0.4241 0.2422 269.0

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#2428CF

#CFCB24

Analogous

#247DCF

#7524CF

#2428CF

Triadic

#2428CF

#CF2428

#28CF24

Split Complementary

#2428CF

#CF7524

#7DCF24

Tetradic

#2428CF

#CF247D

#CFCB24

#24CF75

Color Blindness Simulation

Original

#2428CF

Protanopia

#2626A7

Deuteranopia

#26259D

Tritanopia

#248780

Achromatopsia

#333333

CSS Usage

background-color: #2428CF;
color: #2428CF;
border-color: #2428CF;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F3FC
100
#E2E3F8
200
#C2C3F4
300
#9799ED
400
#5E61E3
500
#262AD9
600
#1E22AE
700
#181B8B
800
#13156D
900
#12134F
950
#0B0C32

Contrast Checker

Text on white

9.21:1

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