#5151DF

#5151DF

Color Values

HEX

#5151DF

RGB

81, 81, 223

HSL

240.0, 68.9%, 59.6%

HSV

240.0, 63.7%, 87.5%

CMYK

63.7%, 63.7%, 0.0%, 12.5%

OKLCH

0.5236 0.2101 276.3

Properties

Cool Dark Nearest: slateblue 2

Color Harmonies

Complementary

#5151DF

#DFDF51

Analogous

#5198DF

#9851DF

#5151DF

Triadic

#5151DF

#DF5151

#51DF51

Split Complementary

#5151DF

#DF9851

#98DF51

Tetradic

#5151DF

#DF5198

#DFDF51

#51DF98

Color Blindness Simulation

Original

#5151DF

Protanopia

#5151BD

Deuteranopia

#5151B4

Tritanopia

#51A19C

Achromatopsia

#5B5B5B

CSS Usage

background-color: #5151DF;
color: #5151DF;
border-color: #5151DF;
Nearest Tailwind: Blue 700 #1D4ED8

Tailwind Shades

50
#F3F3FC
100
#E3E3F8
200
#C3C3F4
300
#9898EC
400
#6060E2
500
#2828D7
600
#2020AC
700
#19198A
800
#14146C
900
#12124E
950
#0C0C32

Contrast Checker

Text on white

5.85:1

AA Pass AAA Fail

Text on black

3.59:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

2월 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

2월 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

2월 19, 2026