Flag of South Korea
The white background stands for purity, peace and justice. The red and blue Taeguk symbolizes absoluteness, the universe, space and its parts. The red part of Taeguk yang (which signifies bright, hot, light and positive) and blue yin (which signifies dark, cold and negative). These represent the eternal philosophical categories, goodness and evilness, sun and moon, light and darkness, day and night, masculine and feminine element, move and immobility, activity and passivity, life and death.