#556A74

#556A74

Color Values

HEX

#556A74

RGB

85, 106, 116

HSL

199.4, 15.4%, 39.4%

HSV

199.4, 26.7%, 45.5%

CMYK

26.7%, 8.6%, 0.0%, 54.5%

OKLCH

0.5109 0.0297 228.4

Properties

Cool Dark Nearest: lightskyblue 4

Color Harmonies

Complementary

#556A74

#745F55

Analogous

#55746E

#555A74

#556A74

Triadic

#556A74

#74556A

#6A7455

Split Complementary

#556A74

#74555A

#746E55

Tetradic

#556A74

#6E5574

#745F55

#5A7455

Color Blindness Simulation

Original

#556A74

Protanopia

#5E5E72

Deuteranopia

#5D5B71

Tritanopia

#56706F

Achromatopsia

#666666

CSS Usage

background-color: #556A74;
color: #556A74;
border-color: #556A74;
Nearest Tailwind: Gray 500 #6B7280

Tailwind Shades

50
#F6F8F8
100
#EBEEEF
200
#D6DDE1
300
#B8C5CB
400
#92A6AF
500
#6C8693
600
#566C76
700
#45565E
800
#36434A
900
#2A3337
950
#1A2023

Contrast Checker

Text on white

5.68:1

AA Pass AAA Fail

Text on black

3.7:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026