#556F69

#556F69

Color Values

HEX

#556F69

RGB

85, 111, 105

HSL

166.2, 13.3%, 38.4%

HSV

166.2, 23.4%, 43.5%

CMYK

23.4%, 0.0%, 5.4%, 56.5%

OKLCH

0.5191 0.032 179.3

Properties

Cool Dark Nearest: RAL 7005 Mouse Grey

Color Harmonies

Complementary

#556F69

#6F555B

Analogous

#556F5C

#55686F

#556F69

Triadic

#556F69

#69556F

#6F6955

Split Complementary

#556F69

#6F5568

#6F5C55

Tetradic

#556F69

#5C556F

#6F555B

#686F55

Color Blindness Simulation

Original

#556F69

Protanopia

#60606A

Deuteranopia

#5F5D6B

Tritanopia

#566C6C

Achromatopsia

#696969

CSS Usage

background-color: #556F69;
color: #556F69;
border-color: #556F69;
Nearest Tailwind: Neutral 500 #737373

Tailwind Shades

50
#F6F8F8
100
#EBEFEE
200
#D7E0DE
300
#BACAC6
400
#94ADA7
500
#6F9089
600
#58746D
700
#475C57
800
#374844
900
#2B3634
950
#1B2221

Contrast Checker

Text on white

5.43:1

AA Pass AAA Fail

Text on black

3.86:1

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