#596C99

#596C99

Color Values

HEX

#596C99

RGB

89, 108, 153

HSL

222,2, 26,4%, 47,5%

HSV

222,2, 41,8%, 60,0%

CMYK

41,8%, 29,4%, 0,0%, 40,0%

OKLCH

0,5347 0,0747 266,4

Properties

Cool Dark Nearest: RAL 5023 Distant Blue

Color Harmonies

Complementary

#596C99

#998659

Analogous

#598C99

#665999

#596C99

Triadic

#596C99

#99596C

#6C9959

Split Complementary

#596C99

#996659

#8C9959

Tetradic

#596C99

#99598C

#998659

#599966

Color Blindness Simulation

Original

#596C99

Protanopia

#61618E

Deuteranopia

#605F8C

Tritanopia

#5A8684

Achromatopsia

#6B6B6B

CSS Usage

background-color: #596C99;
color: #596C99;
border-color: #596C99;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#E9ECF1
200
#D2D7E5
300
#B2BBD2
400
#8897BA
500
#5E72A1
600
#4B5B81
700
#3C4967
800
#2F3951
900
#252C3C
950
#171C26

Contrast Checker

Text on white

5,21:1

AA Pass AAA Fail

Text on black

4,03:1

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