YSL Rocking Coral (5) is a warm coral with a luminous finish that is limited edition and retails for $38.00. In comparison, Chanel Rouge Brulant (191) is a warm coral with a luminous finish that is limited edition and retails for $45.00.
Chanel Rouge Brulant (191) is 85% similar — it is less shimmery, warmer, less glossy.