The coloring scheme of the defect status does not help in getting a clear overview on where you are in the processing of defects. This is due the use of only bright colors that draws attention for ev...
It is unclear what you mean by a "clear overview" which of course is available in the "Issue Log" section.
Perhaps what you are wanting is a "softer red/green" for defects that have been checked(accepted) or marked read by reviewers. In that way a reviewer can see more clearly which defects they have examined.