#558A99

#558A99

Color Values

HEX

#558A99

RGB

85, 138, 153

HSL

193.2, 28.6%, 46.7%

HSV

193.2, 44.4%, 60.0%

CMYK

44.4%, 9.8%, 0.0%, 40.0%

OKLCH

0.6021 0.0607 217.8

Properties

Cool Light Nearest: cadetblue 4

Color Harmonies

Complementary

#558A99

#996455

Analogous

#559986

#556899

#558A99

Triadic

#558A99

#99558A

#8A9955

Split Complementary

#558A99

#995568

#998655

Tetradic

#558A99

#865599

#996455

#689955

Color Blindness Simulation

Original

#558A99

Protanopia

#6C6C95

Deuteranopia

#696594

Tritanopia

#589392

Achromatopsia

#808080

CSS Usage

background-color: #558A99;
color: #558A99;
border-color: #558A99;
Nearest Tailwind: Cyan 700 #0E7490

Tailwind Shades

50
#F5F8F9
100
#E9F0F1
200
#D1E1E6
300
#B0CCD3
400
#86B0BC
500
#5B94A4
600
#497683
700
#3A5F69
800
#2E4A52
900
#24373D
950
#172326

Contrast Checker

Text on white

3.83:1

AA Fail AAA Fail

Text on black

5.48:1

AA Pass 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