#5151F2

#5151F2

Color Values

HEX

#5151F2

RGB

81, 81, 242

HSL

240,0, 86,1%, 63,3%

HSV

240,0, 66,5%, 94,9%

CMYK

66,5%, 66,5%, 0,0%, 5,1%

OKLCH

0,5401 0,2336 275,2

Properties

Cool Dark Nearest: slateblue 1

Color Harmonies

Complementary

#5151F2

#F2F251

Analogous

#51A1F2

#A151F2

#5151F2

Triadic

#5151F2

#F25151

#51F251

Split Complementary

#5151F2

#F2A151

#A1F251

Tetradic

#5151F2

#F251A1

#F2F251

#51F2A1

Color Blindness Simulation

Original

#5151F2

Protanopia

#5151CB

Deuteranopia

#5151C2

Tritanopia

#51ACA6

Achromatopsia

#5D5D5D

CSS Usage

background-color: #5151F2;
color: #5151F2;
border-color: #5151F2;
Nearest Tailwind: Indigo 600 #4F46E5

Tailwind Shades

50
#F2F2FD
100
#E0E0FA
200
#BDBDFA
300
#8D8DF6
400
#4F4FF2
500
#1212ED
600
#0E0EBE
700
#0B0B98
800
#090977
900
#0B0B56
950
#070736

Contrast Checker

Text on white

5,51:1

AA Pass AAA Fail

Text on black

3,81:1

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