What are the different Color Modes on the video menu used for?

• The color mode corrects the vividness of image color.
  
  sRGB - Reproduces color fidelity
  
  Normal (High Brightness) - Default mode for presentations in bright rooms
  
  Meeting - For projecting without color enhancement
  
  Presentation - For presentations in dark environments
  
  Theater - For optimizing movie images with natural color (this is the default for video or s-video display)
  
  Amusement - For optimizing video games