#404121

#404121

Color Values

HEX

#404121

RGB

64, 65, 33

HSL

61.9, 32.7%, 19.2%

HSV

61.9, 49.2%, 25.5%

CMYK

1.5%, 0.0%, 49.2%, 74.5%

OKLCH

0.3658 0.0496 110.2

Properties

Cool Dark Nearest: RAL 7013 Brown Grey

Color Harmonies

Complementary

#404121

#222141

Analogous

#413221

#304121

#404121

Triadic

#404121

#214041

#412140

Split Complementary

#404121

#213041

#322141

Tetradic

#404121

#214132

#222141

#412130

Color Blindness Simulation

Original

#404121

Protanopia

#404029

Deuteranopia

#40402B

Tritanopia

#402F30

Achromatopsia

#3E3E3E

CSS Usage

background-color: #404121;
color: #404121;
border-color: #404121;
Nearest Tailwind: Lime 950 #1A2E05

Tailwind Shades

50
#F9F9F5
100
#F2F2E8
200
#E6E7D0
300
#D5D6AE
400
#BEC082
500
#A7A956
600
#858745
700
#6B6C37
800
#53552B
900
#3E3F22
950
#272816

Contrast Checker

Text on white

10.52:1

AA Pass AAA Pass

Text on black

2.0:1

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