#405355

#405355

Color Values

HEX

#405355

RGB

64, 83, 85

HSL

185.7, 14.1%, 29.2%

HSV

185.7, 24.7%, 33.3%

CMYK

24.7%, 2.4%, 0.0%, 66.7%

OKLCH

0.4271 0.0237 204.3

Properties

Cool Dark Nearest: Outer Space

Color Harmonies

Complementary

#405355

#554240

Analogous

#40554C

#404855

#405355

Triadic

#405355

#554053

#535540

Split Complementary

#405355

#554048

#554C40

Tetradic

#405355

#4C4055

#554240

#485540

Color Blindness Simulation

Original

#405355

Protanopia

#484855

Deuteranopia

#474654

Tritanopia

#415454

Achromatopsia

#4F4F4F

CSS Usage

background-color: #405355;
color: #405355;
border-color: #405355;
Nearest Tailwind: Neutral 600 #525252

Tailwind Shades

50
#F6F8F8
100
#EBEFEF
200
#D6DFE0
300
#B9C9CA
400
#93ABAE
500
#6E8E91
600
#587274
700
#465B5D
800
#374749
900
#2A3537
950
#1B2222

Contrast Checker

Text on white

8.12:1

AA Pass AAA Pass

Text on black

2.59:1

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