Steps to reproduce
Change reading theme to dark
Log out of your account
Tap on create account
Scroll mid way down the form
Expected results
Keyboard is dark, but opaque
Actual results
Keyboard is dark and transparent
https://www.usertesting.com/v/c37429e7-067f-4bbe-bf44-8c5d2680f0f9?encrypted_video_handle=gXlkeRDhkvakMmujH9ATng&shared=22mnn2s9#/notes