In Stack Overflow there are many color codes.
Sometimes the number of votes on a question is highlighted with certain colors.
Sometimes the background of the question or answer text is highlighted.
What do these colors mean?
migrated from meta.stackexchange.com Jan 5 at 0:28
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The colors are designed to draw the user's attention to certain features of the site.
Colors on the "Vote Count" in the question list:
Colors in the background of a question summary in the question list:
Colors on the background of a question or answer:
Other known colorations