There's also support for flipping things so that
you get white text on a black background.
Not exact matches
The Kindle app
gets nighttime reading right, with brightness controls that cater to reading in dark rooms: You can toggle between
black text on a
white background, dark
text on a sepia
background, or
white text on a
black background.
This enables you to
get Kindle for Android to whatever your situation:
white text on a
black background is better for reading in the dark, for example.