3. Green, gold and purple
Green, gold and purple is the color trio is associated with Mardi Gras celebration in New Orleans.
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The traditional colors associated with Mardi Gras in New Orleans are green, gold, and purple.
The hues were not given a formal definition when the Rex exhibition was entitled "Symbolism of Colors."
In the year of 1892, it was decided that purple stood for justice, green for faith, and gold for power.