Green is the color of life, nature, and energy and is associated with meanings of growth, harmony, freshness, safety, fertility, and environment. It is the color between blue and yellow on the spectrum of visible light. Green Color symbolizes nature and peace and has positive impact on our vision. chlorophyll is the Largest contributor to green in nature this chemical by which plants photosynthesize and convert sunlight into chemical energy. Several minerals have a green color, including the emerald, which is colored green by its chromium content.