Got 4 stations here,
1 set to 800x600
2 Set to 1024X768
My mongrel box, IE the dinosour 500Mhz at 640x480.
Tis always good to see how things look in several resolutions

Especially concerning testing
But now how about Gamma settings?
Peeps set to Adobe Gamma or no?
If ya set to Adobe Gamma one might notice that things look very different on say a Sony monitor at manufacture default.
What to do about discoloration... It can not be guranteed that what you see is what your users see
