To my knowledge, only two were originally finished in Blu TdF. The one pictured in London was originally finished in a unique shade of silver.
I didn't see it posted, but it looks like 132664 is coming up for auction at RM in August. 2003 Ferrari Enzo | Monterey 2014 | RM AUCTIONS
EFA=Edited for accuracy... Here is the 5hiTTy shade of silver it once wore...that I personally quite liked... Paul Image Unavailable, Please Login Image Unavailable, Please Login
[ame=http://www.youtube.com/watch?v=So4gqJ0E4ss]2003 Ferrari Enzo Start Up, Exhaust, and In Depth Review - YouTube[/ame]
Great looking ENZO: https://www.facebook.com/JaccoWilbrinkPhotography/photos/a.146269212177872.29293.140647529406707/371032746368183/?type=1&theater
136085 (blue) and 132651 (yellow). The owner, Mr. Ch. T., has three Enzos, to the best of my knowledge. Marcel Massini