Why is Sasuke's Chidori purple?

Related questions

1. Is Naruto still a jinchuuriki?
2. Which is stronger Chidori or rasengan?
3. What do the hand signs in Naruto mean?
4. How many Jutsus are there?
5. Can Naruto use the Chidori?
6. What rank is rasengan?
7. Can the tailed beasts die?
8. Is Sarada really Sakura's daughter?
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10. What is purple lightning Kakashi?

Tags

1. #longer
2. #created
3. #sharingan
4. #kakashi
5. #jutsu
6. #chidori
7. #episode
8. #technique
9. #similarities
10. #boruto
11. #lightning
12. #without
13. #sasuke
14. #purple
15. #because