#403240

#403240

Color Values

HEX

#403240

RGB

64, 50, 64

HSL

300.0, 12.3%, 22.4%

HSV

300.0, 21.9%, 25.1%

CMYK

0.0%, 21.9%, 0.0%, 74.9%

OKLCH

0.338 0.0307 326.2

Properties

Warm Dark Nearest: RAL 8019 Grey Brown

Color Harmonies

Complementary

#403240

#324032

Analogous

#393240

#403239

#403240

Triadic

#403240

#404032

#324040

Split Complementary

#403240

#394032

#324039

Tetradic

#403240

#403932

#324032

#323940

Color Blindness Simulation

Original

#403240

Protanopia

#3A3A3D

Deuteranopia

#3B3C3C

Tritanopia

#3F3A39

Achromatopsia

#363636

CSS Usage

background-color: #403240;
color: #403240;
border-color: #403240;
Nearest Tailwind: Zinc 700 #3F3F46

Tailwind Shades

50
#F8F7F8
100
#EFEBEF
200
#E0D7E0
300
#C9BAC9
400
#AC95AC
500
#8F708F
600
#735973
700
#5C485C
800
#483848
900
#362B36
950
#221B22

Contrast Checker

Text on white

12.01:1

AA Pass AAA Pass

Text on black

1.75:1

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