Brian,
My last day of 5-FU was March 2, 2008, almost the same day as yours. I was also worried about the pink look. It has been a month and a week for me and I am still slightly pink, but seems to be going away now.
Here is a slideshow of the first 14 days of my Fluorouracil treatment.
http://www.slide.com/r/UOS38iRG0z_1PeL2Uf6edu7M91i06eJ3?prev
Post treatment slidshow photos, days 15 to 35:
http://www.slide.com/r/pOmkFem46z_jzpLKJMlRmWNzCCtwz3Xk?prev