Bug orgzly_problem when changing the color scheme to dark mode

Expected behavior

I hope when I change the color scheme to dark mode. There is no problem. The three options (light, dark, black) there can still be displayed. Or we can read those three options

Actual behavior

The fact is when I change the color scheme to dark mode. The three options (light, dark, black) can not be shown anymore.or no text.

how to reproduce

• Download orgzly app in f-droid https://f-droid.org/app/com.orgzly
• Launch app

• go to settings
• click the look & feel
• then select the color scheme and select dark mode
• there you will find the problem
• Device used: Xiaomi redmi 3 RAM 2.00 GB

• Operating System: Android version 5.1.1 LMY47V

• Application version: 1.6.4

• Github https://github.com/orgzly/orgzly-android

Recording Of The Bug