Green represents wood and the east. It also represents youth and the spring season. Koreans call youth a green spring and fresh fruit green fruit. Green is sometimes considered another shade of blue, so both of the colors are expressed through the same word, Pu-reun . Green vegetables strengthen the liver and intestines.
The below food is called dduk yuk , which is the first food for a year in Korea .
**This short posting is mostly rephrased from “Oh bang saek: The philosophy of Five colors behind Korean cuisine by Korean Culture and Information Service” and I will post the meaning of each color in Korean food according to the above articles I mentioned.