text:  is a challenge is a challenge there's certainly things you can do there's dyes in the hardware store you can get the mortar mix you get a bonding agent because again concrete doesn't like to stick to concrete um and then you get this dye and you get it a certain color that your eyeballs are saying yeah it's true the the real good color to test there is you take a dollop of that mortar put it on a piece of glass flip it over and that's what's going to look like when it's dry