This style has been trained on different cinematic color palette(s) images.
You can try mixing colors or using solid colors.
Think of it as some sort of a color grading tool. (kind of)
For example, you can try something like, In blue themed color, (subject) then add cinematic color motion picture film style.
You can also check image show case as a reference.
You should write the color you desire and add next to it themed color
Example: (red light/ red spot / red) themed color
And in the end of prompt write down cinematic color motion picture film style. (trigger word)