ok here is a screen shot of what I have.... What I'm trying to do is I guess create a watermark type of thing. I made a quick logo  which represents the apple. the original colour is a reddish. if I turn the constent slider down it goes back to the original colour. the way it is set up  in the screen shot if I hide the other layers then my logo is a silver-grey colour but will either turn red, black or the way it looks now kinda translucent.  I'm bewildered