By contrast since color blind people don't see color the same way others do, we tend to come up with combinations that are offensive to others but may be neutral or even pleasing or to us. Some color blind people tend to gravitate to bright, vivid colors because they can be detected more easily. For some reason the media likes to print charts in gradients of the same color, or gradients of color from the same end of the spectrum. They also seem to like light on dark, this isn't necessarily bad, but if there isn't enough color to create a contrast, or enough intensity, those of who are colorblind might as well be looking at a black band. When these light on dark or light on light, combinations are used it is very annoying.
Many film producers like to use red title lettering which is very difficult to perceive.
If you intend on using red and green , make sure that when one changes to the other, that there is a suitable blinking, noise text or something to augment it. Please stay away from pastels, washed out colors, low intensity colors, and color combinations from the same part of the spectrum. If you have difficulty seeing any of those colors you may also be partially colorblind. Below is one of several charts used to test for colorblindness. There is a number in the center of the circle.