ColourPop Big Banks is a cool green with a metallic finish that is permanent in palette and retails for $4.50. In comparison, Natasha Denona Emerald Green (16M) is a warm green with a frost finish that is permanent in palette and retails for $29.00.
Natasha Denona Emerald Green (16M) is 80% similar — it is less shimmery, more muted, warmer.