#555784

#555784

Color Values

HEX

#555784

RGB

85, 87, 132

HSL

237.4, 21.7%, 42.5%

HSV

237.4, 35.6%, 51.8%

CMYK

35.6%, 34.1%, 0.0%, 48.2%

OKLCH

0.4745 0.0723 281.3

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#555784

#848255

Analogous

#556E84

#6A5584

#555784

Triadic

#555784

#845557

#578455

Split Complementary

#555784

#846A55

#6E8455

Tetradic

#555784

#84556E

#848255

#55846A

Color Blindness Simulation

Original

#555784

Protanopia

#565679

Deuteranopia

#565676

Tritanopia

#55716F

Achromatopsia

#5A5A5A

CSS Usage

background-color: #555784;
color: #555784;
border-color: #555784;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F6F9
100
#EAEAF0
200
#D4D4E3
300
#B5B6CF
400
#8C8EB5
500
#64669B
600
#50527C
700
#404163
800
#32334E
900
#27283A
950
#191925

Contrast Checker

Text on white

6.81:1

AA Pass AAA Fail

Text on black

3.08:1

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