Hakushaku to Yousei, Mahoutsukai no Yome Recommendations
Both female protagonists have rare abilities that connect them to fairies and are sought out and taken in by the male protagonist who has slight romantic inclinations towards the female protagonist.
Both are centered in England and revolve around British folklore.
If you like british lore for fae and other myths I highly recommend Earl and Faerie. Both have the "english" setting and are pretty light.
The main protagonist both have bright red hair and green eyes.
Both anime are about magic. The main characters can see things that others cant