It is a common misconception that all electronics should exhibit the same colors, especially with devices with the same make and model. The monitors do not need to be the same make and same model, but for illustration purposes, we used four identical monitor images.
There are two types of cells in the retina of our eye that are responsible for our perception of color: rod and cone. Cones, which are sensitive to color, function best in bright light. They exist in three forms.