#51564F

#51564F

Color Values

HEX

#51564F

RGB

81, 86, 79

HSL

102.9, 4.2%, 32.4%

HSV

102.9, 8.1%, 33.7%

CMYK

5.8%, 0.0%, 8.1%, 66.3%

OKLCH

0.4463 0.0129 136.6

Properties

Cool Dark Nearest: RAL 7010 Tarpaulin Grey

Color Harmonies

Complementary

#51564F

#544F56

Analogous

#55564F

#4F5651

#51564F

Triadic

#51564F

#4F5156

#564F51

Split Complementary

#51564F

#514F56

#564F55

Tetradic

#51564F

#4F5556

#544F56

#56514F

Color Blindness Simulation

Original

#51564F

Protanopia

#535351

Deuteranopia

#535251

Tritanopia

#515252

Achromatopsia

#545454

CSS Usage

background-color: #51564F;
color: #51564F;
border-color: #51564F;
Nearest Tailwind: Stone 600 #57534E

Tailwind Shades

50
#F7F8F7
100
#EDEEED
200
#DBDDDA
300
#C1C4BF
400
#9FA59D
500
#7D857A
600
#646A62
700
#50554E
800
#3F423D
900
#30322F
950
#1E201D

Contrast Checker

Text on white

7.52:1

AA Pass AAA Pass

Text on black

2.79:1

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