#51517F

#51517F

Color Values

HEX

#51517F

RGB

81, 81, 127

HSL

240.0, 22.1%, 40.8%

HSV

240.0, 36.2%, 49.8%

CMYK

36.2%, 36.2%, 0.0%, 50.2%

OKLCH

0.4554 0.0744 283.0

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#51517F

#7F7F51

Analogous

#51687F

#68517F

#51517F

Triadic

#51517F

#7F5151

#517F51

Split Complementary

#51517F

#7F6851

#687F51

Tetradic

#51517F

#7F5168

#7F7F51

#517F68

Color Blindness Simulation

Original

#51517F

Protanopia

#515174

Deuteranopia

#515171

Tritanopia

#516B69

Achromatopsia

#545454

CSS Usage

background-color: #51517F;
color: #51517F;
border-color: #51517F;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F6F9
100
#EAEAF1
200
#D3D3E3
300
#B4B4CF
400
#8C8CB6
500
#63639C
600
#4F4F7D
700
#404064
800
#32324E
900
#27273A
950
#191925

Contrast Checker

Text on white

7.41:1

AA Pass AAA Pass

Text on black

2.83:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026