#4040EB

#4040EB

Color Values

HEX

#4040EB

RGB

64, 64, 235

HSL

240,0, 81,0%, 58,6%

HSV

240,0, 72,8%, 92,2%

CMYK

72,8%, 72,8%, 0,0%, 7,8%

OKLCH

0,4986 0,2466 272,9

Properties

Cool Dark Nearest: blueviolet

Color Harmonies

Complementary

#4040EB

#EBEB40

Analogous

#4095EB

#9540EB

#4040EB

Triadic

#4040EB

#EB4040

#40EB40

Split Complementary

#4040EB

#EB9540

#95EB40

Tetradic

#4040EB

#EB4095

#EBEB40

#40EB95

Color Blindness Simulation

Original

#4040EB

Protanopia

#4040C2

Deuteranopia

#4040B8

Tritanopia

#40A19A

Achromatopsia

#4C4C4C

CSS Usage

background-color: #4040EB;
color: #4040EB;
border-color: #4040EB;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F2F2FD
100
#E1E1F9
200
#BEBEF8
300
#9090F3
400
#5454ED
500
#1818E7
600
#1313B9
700
#101094
800
#0C0C73
900
#0D0D54
950
#080835

Contrast Checker

Text on white

6,66:1

AA Pass AAA Fail

Text on black

3,15:1

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