#5557FE

#5557FE

Color Values

HEX

#5557FE

RGB

85, 87, 254

HSL

239.3, 98.8%, 66.5%

HSV

239.3, 66.5%, 99.6%

CMYK

66.5%, 65.7%, 0.0%, 0.4%

OKLCH

0.5623 0.2408 274.9

Properties

Cool Dark Nearest: slateblue 1

Color Harmonies

Complementary

#5557FE

#FEFC55

Analogous

#55ACFE

#A855FE

#5557FE

Triadic

#5557FE

#FE5557

#57FE55

Split Complementary

#5557FE

#FEA855

#ACFE55

Tetradic

#5557FE

#FE55AC

#FEFC55

#55FEA8

Color Blindness Simulation

Original

#5557FE

Protanopia

#5656D6

Deuteranopia

#5656CC

Tritanopia

#55B6AF

Achromatopsia

#636363

CSS Usage

background-color: #5557FE;
color: #5557FE;
border-color: #5557FE;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F1F1FE
100
#DEDFFC
200
#B8B9FF
300
#8587FE
400
#4346FE
500
#0204FD
600
#0104CB
700
#0103A2
800
#01027F
900
#05065C
950
#03043A

Contrast Checker

Text on white

5.02:1

AA Pass AAA Fail

Text on black

4.18:1

AA Fail 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