As you can see, we've found some photos of the Tower on Flickr. Expect more to follow after the launch ceremony on the evening of June 28.
LEDs Magazine news, June 18 - CN Tower in Toronto receives LED lighting treatment
Color Kinetics press release, June 25 - Color Kinetics revitalizes CN Tower with intelligent LED lighting
The Toronto Star's website carries a good article, included an interesting video clip showing the Tower's lights in action.
Photos courtesy of John Doe Jr on Flickr.