If he did have a favorite color, its lost in history.
blue
President George W. Bush's favorite color is blue.
purple
It is President Bush's favorite color
He did not have a favorite color.
red is her favorite color red is her favorite color
president Taft's favorite color I think is red
Her favorite color is Black.green.
His favorite color is orange.
Her favorite color is Purple
Her favorite color was cyan.
His favorite color was pink.