Most Visible: Visibility of colors used in combinations or singly is most important. Colors increase in visibility when their chrome (hues) increases, but all colors increase or decrease in visibility depending on their surroundings. Color intensity plays important role in color visibility. The degree of visibility increases or decreases based on the combination of colors. It is generally agreed that the following combinations are-

It is being studied that human being’s clarity in perception largely depends on the combination of color. Scientifically it is proved that ‘black on yellow’ has the highest visibility where as ‘red on green’ has the least visibility. Following is the Visibility Chart given in order:

1. Black on Yellow		2. Green on White
3. Red on White		4. Blue on White
5. White on Blue		6. Black on White
7. Yellow on Black		8. White on Red
9. White on Black		10. Red on Yellow
11. Green on Red		12. Red on Green