#403B3F

#403B3F

Color Values

HEX

#403B3F

RGB

64, 59, 63

HSL

312.0, 4.1%, 24.1%

HSV

312.0, 7.8%, 25.1%

CMYK

0.0%, 7.8%, 1.6%, 74.9%

OKLCH

0.3588 0.0096 332.4

Properties

Warm Dark Nearest: RAL 8019 Grey Brown

Color Harmonies

Complementary

#403B3F

#3B403C

Analogous

#3E3B40

#403B3C

#403B3F

Triadic

#403B3F

#3F403B

#3B3F40

Split Complementary

#403B3F

#3C403B

#3B403E

Tetradic

#403B3F

#403E3B

#3B403C

#3B3C40

Color Blindness Simulation

Original

#403B3F

Protanopia

#3E3E3E

Deuteranopia

#3E3E3E

Tritanopia

#403D3D

Achromatopsia

#3C3C3C

CSS Usage

background-color: #403B3F;
color: #403B3F;
border-color: #403B3F;
Nearest Tailwind: Zinc 700 #3F3F46

Tailwind Shades

50
#F8F7F8
100
#EEEDEE
200
#DDDADC
300
#C4BFC3
400
#A59DA3
500
#857A83
600
#6A6269
700
#554E54
800
#423D41
900
#322F32
950
#201D1F

Contrast Checker

Text on white

10.96:1

AA Pass AAA Pass

Text on black

1.92:1

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