ColourPop You Idiots! You Fools! You Imbeciles! is a warm duochrome with a sparkle finish that is limited edition and retails for $10.00. In comparison, Chanel White Opal (40) is a cool duochrome with a luminous finish that is permanent and retails for $58.00.
Chanel White Opal (40) is 85% similar — it is cooler.