#403E6F

#403E6F

Color Values

HEX

#403E6F

RGB

64, 62, 111

HSL

242.4, 28.3%, 33.9%

HSV

242.4, 44.1%, 43.5%

CMYK

42.3%, 44.1%, 0.0%, 56.5%

OKLCH

0.39 0.0817 283.8

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#403E6F

#6D6F3E

Analogous

#3E546F

#583E6F

#403E6F

Triadic

#403E6F

#6F403E

#3E6F40

Split Complementary

#403E6F

#6F583E

#546F3E

Tetradic

#403E6F

#6F3E54

#6D6F3E

#3E6F58

Color Blindness Simulation

Original

#403E6F

Protanopia

#3F3F63

Deuteranopia

#3F3F60

Tritanopia

#405A58

Achromatopsia

#424242

CSS Usage

background-color: #403E6F;
color: #403E6F;
border-color: #403E6F;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F6F6F9
100
#E9E9F1
200
#D2D1E5
300
#B2B0D3
400
#8886BB
500
#5E5BA4
600
#4B4983
700
#3C3B69
800
#2F2E52
900
#25243D
950
#171726

Contrast Checker

Text on white

9.83:1

AA Pass AAA Pass

Text on black

2.14:1

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