Taegeuki is the national flag of Korea. On the white background, there is Taegeuk pattern in the center. Each corner, there is a trigram named "geon", "gon", "gam", and "ri". The white background symbolizes light, purity, and peace, while the Taeguk pattern represents harmony between yin and yang. Geon, gon, gam, and ri in the four corners represent sky, earth, water, and fire, respectively.