How to change side menu header title & subtitle text color?

[AdCreative_Art (AdCreativeDev)]

Side_Menu_layout1 PLz tell me how to change header title text color

plz show me in your blocka how to fix this blocks…i want layout header titile color blue and header subtitle color red… [WhatsApp Image 2021-01-21 at 23.37.16] [WhatsApp Image 2021-01-21 at 23.46.00]