0_Apprentice
Blue is my type of color
1_Wizard
Good choice, Blue is colours of pigments in painting and traditional colour theory
0_Apprentice
Is blue related to ones mood?
1_Wizard
No, it is a color that can be found within  violet and green on the spectrum of visible light.
0_Apprentice
Have you not heard of the saying "You look sad and blue"?
1_Wizard
I have but what we are speaking of is related to color and not mood :) blues contain a slight mixture of other colors 
0_Apprentice
Yeah ! But you know blue is also connotes a universal term
1_Wizard
It would interest you to know that  an optical effect called Tyndall scattering explains blue eyes
0_Apprentice
What's it all about?
1_Wizard
That's that by the way. Have you heard about atmospheric perspective? objects appear more blue because of another optical effect 