#404F52

#404F52

Color Values

HEX

#404F52

RGB

64, 79, 82

HSL

190.0, 12.3%, 28.6%

HSV

190.0, 22.0%, 32.2%

CMYK

22.0%, 3.7%, 0.0%, 67.8%

OKLCH

0.4158 0.0196 211.1

Properties

Cool Dark Nearest: Outer Space

Color Harmonies

Complementary

#404F52

#524340

Analogous

#40524C

#404652

#404F52

Triadic

#404F52

#52404F

#4F5240

Split Complementary

#404F52

#524046

#524C40

Tetradic

#404F52

#4C4052

#524340

#465240

Color Blindness Simulation

Original

#404F52

Protanopia

#464751

Deuteranopia

#464451

Tritanopia

#415151

Achromatopsia

#4C4C4C

CSS Usage

background-color: #404F52;
color: #404F52;
border-color: #404F52;
Nearest Tailwind: Neutral 600 #525252

Tailwind Shades

50
#F7F8F8
100
#EBEEEF
200
#D7DEE0
300
#BAC7C9
400
#95A8AC
500
#708A8F
600
#596E73
700
#48585C
800
#384548
900
#2B3436
950
#1B2122

Contrast Checker

Text on white

8.54:1

AA Pass AAA Pass

Text on black

2.46:1

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