Green because money is green.
I would say white.
wealth and envy...(i envy you)
Wealth, Divinity and Majesty
Gold
They use color and pattern to signify wealth and Status
Chinese New Year has a main color theme of red and gold, or yellow. This color scheme is associated with wealth as it was the color scheme used on the emperor's palace. Gold has an obvious link with wealth. Strong colors, such as red, were associated with wealth because a great deal of expensive dyes would have been required to dye fabric a strong color, such as red.
They are the colours of the different common wealth countries, i think
The soil and plant life of India, from which its wealth originates.
gold Traditionally, purple, as this dye was the most difficult and costly to obtain.
Goddess Lakshmi is often associated with the color red, which symbolizes wealth, prosperity, and fertility.
green
The Congo flag is yellow, blue, red in color and has a stripe and star. The yellow color means wealth, red stands for the blood shed by the country's martyrs, and the star is for the future.