Hello I have dyed my hairbrown but it has gone red because the hairdressers said you have to put red on it first otheerwise it willl go greeen so I did that and then I dyed it brown but it has gone red. I want to die me hbair a darker brown to hide the colour but I am worried the colour will get worse so I don't know what to do plzzzz help quick.!

Try using a dark "ash" brown hair color. It will neutralize the red tones in your hair.