It's interesting how the author argues that eyes can perceive dark-on-light more, but intuitively one would assume that light-on-dark is easier to discern (like

It's interesting how the author argues that eyes can perceive dark-on-light more, but intuitively one would assume that light-on-dark is easier to discern (like bright lights in the night) Ultimately the best option is probably a progressive change in colors through out the day.