I am a bridesmaid in 2 weeks and going grey so I stupidly decided to save money (we are buying a house) and buy a home hair dye, I have dark blonde/very light brown hair and I got a medium blonde colour. Thought it'll be fine but it's turned my hair orange
. I have used a toner on it but hasn't worked. Is there anything I can do to save my hair? I don't mind going a bit darker.