The colours of the waveform representations can also be modified via the AS preferences.
To change the colours of the waveforms, background and selected zones
select the AudioSculpt 3.0/Preferences menu item
choose the Colors tab.
Click on the coloured patch of the item to be modified and select a colour in the colour chooser.
Clic on OK to validate. 
To reset the appearance to its default state, click on Defaults and press OK. 
