#51347C

#51347C

Color Values

HEX

#51347C

RGB

81, 52, 124

HSL

264.2, 40.9%, 34.5%

HSV

264.2, 58.1%, 48.6%

CMYK

34.7%, 58.1%, 0.0%, 51.4%

OKLCH

0.3964 0.1183 299.6

Properties

Cool Dark Nearest: darkslateblue

Color Harmonies

Complementary

#51347C

#5F7C34

Analogous

#343B7C

#75347C

#51347C

Triadic

#51347C

#7C5134

#347C51

Split Complementary

#51347C

#7C7534

#3B7C34

Tetradic

#51347C

#7C343B

#5F7C34

#347C75

Color Blindness Simulation

Original

#51347C

Protanopia

#44446B

Deuteranopia

#464866

Tritanopia

#505D5A

Achromatopsia

#3F3F3F

CSS Usage

background-color: #51347C;
color: #51347C;
border-color: #51347C;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F7F5FA
100
#ECE7F3
200
#D8CDEA
300
#BDA9DB
400
#997AC7
500
#754BB4
600
#5E3C90
700
#4B3073
800
#3B265A
900
#2D1F42
950
#1C132A

Contrast Checker

Text on white

9.85:1

AA Pass AAA Pass

Text on black

2.13:1

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