asslawalekum janab my question is (can we use hairdye to dye our hair?)
Answer:
(Fatwa: 633/633/M=1431)
You can colour hair, but it is forbidden to dye with black colour.
و يكره بالسواد (درمختار)
The hair dye of red henna is better.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband