I'll print the hint in white text so you can't see it if you're still working on the problem.
By the way, white text on that yellow background for style.
The commercial's final words appear as white text on a black screen.
Subtitles were simply plain white text at the bottom of the screen.
Every other column has a "45 Street" sign on it in black with white text.
It was written in white text on a dark background.
Especially if you set it to be white text on black.
It has large white text on a blue background.
I can't stand white text on a coloured background, however simple it is.
Then, in white text against a black background, appeared a question: "Really?"