Colour scheme

I was debating whether to create a grey banner on my front cover page as I was going to make my double page spread grey to go with the smokey effect picture. However I did not chose to do so because it looked unprofessional.
The reason I was debating whether to change it was because I wanted an extra colour in the magazine rather than it being black, white and red but I was still going to keep the font as the same colours.

 

I thought that it looked more professional with a plain background