Gnome Shell - change color of the close window button?

[A_T]

So far I've managed to get rid of all the orange apart from the close button 'x' on active windows. Anyone know how to change the colour of this?

[davdo2004]

Change the theme. Here are a couple....
http://www.webupd8.org/2011/10/theme-updates-ambiance-blue-theme-pack.html

[Copper Bezel]

At what point are you getting stuck? It's an image file (.png) in the Metacity and Unity folders of the Ambiance theme.