#51575F

#51575F

Color Values

HEX

#51575F

RGB

81, 87, 95

HSL

214.3, 8.0%, 34.5%

HSV

214.3, 14.7%, 37.3%

CMYK

14.7%, 8.4%, 0.0%, 62.7%

OKLCH

0.4543 0.0151 255.6

Properties

Cool Dark Nearest: RAL 7024 Graphite Grey

Color Harmonies

Complementary

#51575F

#5F5951

Analogous

#515E5F

#52515F

#51575F

Triadic

#51575F

#5F5157

#575F51

Split Complementary

#51575F

#5F5251

#5E5F51

Tetradic

#51575F

#5F515E

#5F5951

#515F52

Color Blindness Simulation

Original

#51575F

Protanopia

#54545D

Deuteranopia

#53535D

Tritanopia

#515C5B

Achromatopsia

#565656

CSS Usage

background-color: #51575F;
color: #51575F;
border-color: #51575F;
Nearest Tailwind: Zinc 600 #52525B

Tailwind Shades

50
#F7F7F8
100
#ECEDEE
200
#D8DBDE
300
#BDC1C7
400
#99A0A8
500
#757E8A
600
#5E656E
700
#4B5158
800
#3B3F45
900
#2D3034
950
#1C1E21

Contrast Checker

Text on white

7.3:1

AA Pass AAA Pass

Text on black

2.88:1

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