#404190

#404190

Color Values

HEX

#404190

RGB

64, 65, 144

HSL

239.2, 38.5%, 40.8%

HSV

239.2, 55.6%, 56.5%

CMYK

55.6%, 54.9%, 0.0%, 43.5%

OKLCH

0.4191 0.1275 278.8

Properties

Cool Dark Nearest: darkslateblue

Color Harmonies

Complementary

#404190

#908F40

Analogous

#406990

#674090

#404190

Triadic

#404190

#904041

#419040

Split Complementary

#404190

#906740

#699040

Tetradic

#404190

#904069

#908F40

#409067

Color Blindness Simulation

Original

#404190

Protanopia

#40407D

Deuteranopia

#404078

Tritanopia

#406E6A

Achromatopsia

#464646

CSS Usage

background-color: #404190;
color: #404190;
border-color: #404190;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E7F3
200
#CECEE9
300
#AAABD9
400
#7C7DC5
500
#4E50B1
600
#3F408D
700
#323371
800
#272858
900
#202041
950
#141429

Contrast Checker

Text on white

8.84:1

AA Pass AAA Pass

Text on black

2.38:1

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