Currently, we use white text for page titles and images when a lead image is present. However, sometimes the lead image is itself predominantly white, making the text hard to read.
I'll bet we could use the Palette class to darken the text when necessary for readability.
Here's a guide from near the top of a prominent search engine's results for "android palette class":
https://www.bignerdranch.com/blog/extracting-colors-to-a-palette-with-android-lollipop/