any manga that has couples with the same hair color?

I never bothered about this but im glad unlike american cartoon where parents look like siblings mangas and manhwas do a better job.

Ane one i found is Warehouse.

http://www.mangago.me/read-manga/bidou_wakadanna_koi_shitau_wa_koushoku_otoko/
http://www.mangago.me/read-manga/red_candy/

Hate mate !!!!!!!