#5B55EC

#5B55EC

Color Values

HEX

#5B55EC

RGB

91, 85, 236

HSL

242.4, 79.9%, 62.9%

HSV

242.4, 64.0%, 92.5%

CMYK

61.4%, 64.0%, 0.0%, 7.5%

OKLCH

0.5477 0.2196 278.1

Properties

Cool Dark Nearest: slateblue 1

Color Harmonies

Complementary

#5B55EC

#E6EC55

Analogous

#559AEC

#A655EC

#5B55EC

Triadic

#5B55EC

#EC5B55

#55EC5B

Split Complementary

#5B55EC

#ECA655

#9AEC55

Tetradic

#5B55EC

#EC559A

#E6EC55

#55ECA6

Color Blindness Simulation

Original

#5B55EC

Protanopia

#5858C8

Deuteranopia

#5959BF

Tritanopia

#5BABA4

Achromatopsia

#616161

CSS Usage

background-color: #5B55EC;
color: #5B55EC;
border-color: #5B55EC;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F3F2FD
100
#E2E1F9
200
#C1BFF8
300
#9591F3
400
#5B55EC
500
#221AE5
600
#1B15B7
700
#161093
800
#110D73
900
#100E53
950
#0A0935

Contrast Checker

Text on white

5.31:1

AA Pass AAA Fail

Text on black

3.96:1

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