Why the wedding dress is whit?

from:https://www.pinterest.com/pin/788059634769444001/

In 1559, the Queen of Scotland was the first woman to choose this color because she loved it.
Later in 1840 it became a royal tradition.

In conservative Eastern societies, the color of the wedding dress means that the girl is pure or virgin.

Next month, my daughter will marry, she chose color champagne for her wedding drass, "why this specific color" I asked her, "I like change" she said.

My daughter dress

In other culture, China, India, Vietnam, red color is good for the wedding. They believe that would give good luck to the bride.

from: http://www.elyomnew.com/news/refresh/2015/02/08/7203

What do you think about the color of wedding dress?