#513779

#513779

Color Values

HEX

#513779

RGB

81, 55, 121

HSL

263.6, 37.5%, 34.5%

HSV

263.6, 54.5%, 47.5%

CMYK

33.1%, 54.5%, 0.0%, 52.5%

OKLCH

0.3996 0.1092 299.6

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#513779

#5F7937

Analogous

#373E79

#723779

#513779

Triadic

#513779

#795137

#377951

Split Complementary

#513779

#797237

#3E7937

Tetradic

#513779

#79373E

#5F7937

#377972

Color Blindness Simulation

Original

#513779

Protanopia

#464669

Deuteranopia

#474965

Tritanopia

#505C5A

Achromatopsia

#414141

CSS Usage

background-color: #513779;
color: #513779;
border-color: #513779;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F7F5FA
100
#ECE7F3
200
#D8CEE9
300
#BDABD9
400
#997DC4
500
#7550AF
600
#5E408C
700
#4B3370
800
#3B2858
900
#2D2041
950
#1C1429

Contrast Checker

Text on white

9.67:1

AA Pass AAA Pass

Text on black

2.17:1

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