There are about 10 different grey’s what is the color number of these? Im looking for grey no.581

I’m looking for grey no. 581. To be exact there are at least 45 grey colors. Color 581 is a very dark grey. Some refer to it as a battleship grey. You should see your store associate for further assistance with the colors or visit the website at: http://www.ositough.com/en/colored-caulk.html