Dark or pale face color can have various causes, ranging in severity from 'minor' to 'life-threatening'. Finding the true cause means ruling out or confirming each possibility – in other words, diagnosis.
Diagnosis is usually a complex process due to the sheer number of possible causes and related symptoms. In order to diagnose dark or pale face color, we could:
What is your facial coloring prior to suntan, compared to others of your race, or family members?
Possible responses:→ Noticeably pale
→ Slightly pale
→ Average / don't know
→ Slightly dark
→ Noticeably dark, pink, flushed or ruddy