#559C99

#559C99

Color Values

HEX

#559C99

RGB

85, 156, 153

HSL

177.5, 29.5%, 47.3%

HSV

177.5, 45.5%, 61.2%

CMYK

45.5%, 0.0%, 1.9%, 38.8%

OKLCH

0.6457 0.0718 192.0

Properties

Cool Light Nearest: RAL 5024 Pastel Blue

Color Harmonies

Complementary

#559C99

#9C5558

Analogous

#559C76

#557C9C

#559C99

Triadic

#559C99

#99559C

#9C9955

Split Complementary

#559C99

#9C557C

#9C7655

Tetradic

#559C99

#76559C

#9C5558

#7C9C55

Color Blindness Simulation

Original

#559C99

Protanopia

#74749A

Deuteranopia

#706A9A

Tritanopia

#599A9A

Achromatopsia

#8D8D8D

CSS Usage

background-color: #559C99;
color: #559C99;
border-color: #559C99;
Nearest Tailwind: Teal 600 #0D9488

Tailwind Shades

50
#F5F9F9
100
#E9F2F1
200
#D1E6E5
300
#B0D4D2
400
#85BCBA
500
#5AA5A2
600
#488482
700
#3A6A68
800
#2D5351
900
#243D3C
950
#162726

Contrast Checker

Text on white

3.18:1

AA Fail AAA Fail

Text on black

6.6:1

AA Pass 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