Avoid using complementary colours as the differences tend to be too extream to work together in a layout
Colours that sit near each other are considered intermediate colours and don’t create a lot of contrast. Mixing these colours would create good backgrounds
Continuance is the idea that once you begin looking in one direction, you will continue to do so until something more significant catches your attention.
Perspective, or the use of dominant directional lines, tends to successfully direct the viewer's eye in a given direction.