Why did royalty wear purple?

Related questions

1. What does Byzantine refer to?
2. What does the Colour purple mean sexually?
3. How did religion affect the Byzantine Empire?
4. Why did the Roman Empire fall apart?
5. Why are icons used in Orthodox churches?
6. Is purple made from snail snot?
7. Why did Vladimir convert to Christianity?
8. Why is Ankara the capital not Istanbul?
9. Why is the Byzantine Empire important?
10. How did Christianity divide the Roman Empire?

Tags

1. #family
2. #elizabeth
3. #produce
4. #color
5. #close
6. #purple
7. #centuries
8. #queen
9. #except
10. #royal
11. #associated
12. #anyone
13. #forbad
14. #rarity
15. #elite
16. #stems
17. #wealth
18. #power
19. #status
20. #originally
21. #members
22. #royalty