Or maybe it's your eyes. I saw the same thing as you but ran a program called WhatColor (http://www.hikarun.com/e/) and all the pixels in question have a RGB of 120,120,120. It's a nice solid gray.
5 posted on 10/06/2012 10:07:20 PM PDT by KarlInOhio
(Big Bird is a brood parasite: laid in our nest 43 years ago and we are still feeding him.)