The wash out is also on this video capture here:
https://www.youtube.com/watch?v=hZsFz42kYt8#t=2h32m28s
I know i just said it was slightly washed out . The colours in the arcade version were slightly more vibrant, it's especially noticeable on Mauru. However as i said if not for OP i wouldn't have noticed since i haven't played in such a long time.
Hopefully its something they can patch.