Thought this was interesting to ponder through as we explore the colors - Believe it or not, colours do not mean the same thing in every culture and religion. This infographic provides a deeper look into the meaning of colours.
When teaching history, I used to try to explain this to students- usually with little success. People have a hard time grasping how many people it took to make them. and how that gives us huge family trees. ** This is very interesting.
The lapel width should correspond to the tie width (and, if you want to be picky, the shirt collar size as well). Also, the collar of your jacket should neither stand away from or conceal your shirt collar behind the neck.