#403FDA

#403FDA

Color Values

HEX

#403FDA

RGB

64, 63, 218

HSL

240.4, 67.7%, 55.1%

HSV

240.4, 71.1%, 85.5%

CMYK

70.6%, 71.1%, 0.0%, 14.5%

OKLCH

0.4804 0.2275 274.0

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#403FDA

#D9DA3F

Analogous

#3F8BDA

#8E3FDA

#403FDA

Triadic

#403FDA

#DA403F

#3FDA40

Split Complementary

#403FDA

#DA8E3F

#8BDA3F

Tetradic

#403FDA

#DA3F8B

#D9DA3F

#3FDA8E

Color Blindness Simulation

Original

#403FDA

Protanopia

#4040B5

Deuteranopia

#4040AC

Tritanopia

#409790

Achromatopsia

#4A4A4A

CSS Usage

background-color: #403FDA;
color: #403FDA;
border-color: #403FDA;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F3FC
100
#E3E3F7
200
#C3C3F3
300
#9998EB
400
#6261E1
500
#2A29D6
600
#2221AB
700
#1B1A89
800
#15156B
900
#13134E
950
#0C0C31

Contrast Checker

Text on white

7.14:1

AA Pass AAA Pass

Text on black

2.94:1

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