#403344

#403344

Color Values

HEX

#403344

RGB

64, 51, 68

HSL

285.9, 14.3%, 23.3%

HSV

285.9, 25.0%, 26.7%

CMYK

5.9%, 25.0%, 0.0%, 73.3%

OKLCH

0.3421 0.0339 318.2

Properties

Cool Dark Nearest: RAL 5008 Grey Blue

Color Harmonies

Complementary

#403344

#374433

Analogous

#373344

#44333F

#403344

Triadic

#403344

#444033

#334440

Split Complementary

#403344

#3F4433

#334437

Tetradic

#403344

#443733

#374433

#333F44

Color Blindness Simulation

Original

#403344

Protanopia

#3A3A40

Deuteranopia

#3B3C3F

Tritanopia

#3F3D3C

Achromatopsia

#373737

CSS Usage

background-color: #403344;
color: #403344;
border-color: #403344;
Nearest Tailwind: Zinc 700 #3F3F46

Tailwind Shades

50
#F8F6F8
100
#EEEBEF
200
#DED6E0
300
#C6B9CB
400
#A893AE
500
#896D92
600
#6E5775
700
#58465D
800
#453749
900
#342A37
950
#211B23

Contrast Checker

Text on white

11.83:1

AA Pass AAA Pass

Text on black

1.77:1

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