#557C99

#557C99

Color Values

HEX

#557C99

RGB

85, 124, 153

HSL

205.6, 28.6%, 46.7%

HSV

205.6, 44.4%, 60.0%

CMYK

44.4%, 19.0%, 0.0%, 40.0%

OKLCH

0.5689 0.0628 241.4

Properties

Cool Light Nearest: skyblue 4

Color Harmonies

Complementary

#557C99

#997255

Analogous

#559994

#555A99

#557C99

Triadic

#557C99

#99557C

#7C9955

Split Complementary

#557C99

#99555A

#999455

Tetradic

#557C99

#945599

#997255

#5A9955

Color Blindness Simulation

Original

#557C99

Protanopia

#666692

Deuteranopia

#646190

Tritanopia

#578C8B

Achromatopsia

#767676

CSS Usage

background-color: #557C99;
color: #557C99;
border-color: #557C99;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F8F9
100
#E9EEF1
200
#D1DDE6
300
#B0C4D3
400
#86A5BC
500
#5B85A4
600
#496A83
700
#3A5569
800
#2E4252
900
#24323D
950
#172026

Contrast Checker

Text on white

4.44:1

AA Fail AAA Fail

Text on black

4.73:1

AA Pass AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026