The flag of the Dominican Republic , as described by Article 31 of the Dominican Constitution , features a centered white cross that extends to the edges and divides the flag into four rectangles-the top ones are blue ( hoist side ) and red , and the bottom ones are red ( hoist side ) and blue .
The Dominican Constitution says that the flag of the Dominican Republic has a white cross in the center ; the arms of the cross get to the sides of the flag and divides the flag into four rectangles - the left rectangles are blue ( top ) and red ( bottom ) , and the right ones are red ( top ) and blue ( bottom ) .