#4D5366

#4D5366

Color Values

HEX

#4D5366

RGB

77, 83, 102

HSL

225.6, 14.0%, 35.1%

HSV

225.6, 24.5%, 40.0%

CMYK

24.5%, 18.6%, 0.0%, 60.0%

OKLCH

0.4443 0.0322 271.3

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#4D5366

#66604D

Analogous

#4D6066

#534D66

#4D5366

Triadic

#4D5366

#664D53

#53664D

Split Complementary

#4D5366

#66534D

#60664D

Tetradic

#4D5366

#664D60

#66604D

#4D6653

Color Blindness Simulation

Original

#4D5366

Protanopia

#505061

Deuteranopia

#4F4F60

Tritanopia

#4D5E5D

Achromatopsia

#535353

CSS Usage

background-color: #4D5366;
color: #4D5366;
border-color: #4D5366;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F7F8
100
#EBECEF
200
#D6D9E0
300
#B9BDCA
400
#939AAE
500
#6E7691
600
#585F74
700
#464C5D
800
#373B49
900
#2A2D37
950
#1B1D22

Contrast Checker

Text on white

7.65:1

AA Pass AAA Pass

Text on black

2.74:1

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