#404223

#404223

Color Values

HEX

#404223

RGB

64, 66, 35

HSL

63.9, 30.7%, 19.8%

HSV

63.9, 47.0%, 25.9%

CMYK

3.0%, 0.0%, 47.0%, 74.1%

OKLCH

0.3688 0.0484 111.7

Properties

Cool Dark Nearest: RAL 7013 Brown Grey

Color Harmonies

Complementary

#404223

#252342

Analogous

#423523

#304223

#404223

Triadic

#404223

#234042

#422340

Split Complementary

#404223

#233042

#352342

Tetradic

#404223

#234235

#252342

#422330

Color Blindness Simulation

Original

#404223

Protanopia

#41412A

Deuteranopia

#41412C

Tritanopia

#403032

Achromatopsia

#3F3F3F

CSS Usage

background-color: #404223;
color: #404223;
border-color: #404223;
Nearest Tailwind: Lime 950 #1A2E05

Tailwind Shades

50
#F9F9F5
100
#F1F2E8
200
#E5E6D0
300
#D2D5AF
400
#BABE84
500
#A2A758
600
#818547
700
#676B39
800
#51532C
900
#3C3E23
950
#262716

Contrast Checker

Text on white

10.39:1

AA Pass AAA Pass

Text on black

2.02:1

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