0_Apprentice
My favorite color is blue.
1_Wizard
Same! Blue is one of the three primary colours.
0_Apprentice
I am trying to recall, where does blue fall on the spectrum of visible light
1_Wizard
It is right between violet and green
0_Apprentice
What is another interesting fact about the color blue?
1_Wizard
Well with blue  The eye perceives blue when observing light with a dominant wavelength between 450 and 495 nanpmetres.
0_Apprentice
Wow, that is way above my head. When I think of colors, I basically just think of what I can see, but its crazy there are a lot more to it then " hey, there is the color blue"