YSL Fuchsia Fugitive (109) is a warm fuchsia with a frost finish that is permanent and retails for $34.00. In comparison, Obsessive Compulsive Cosmetics Rhythm Box is a neutral fuchsia with a luminous finish that is permanent and retails for $18.00.
Obsessive Compulsive Cosmetics Rhythm Box is 85% similar — it is less shimmery, darker, brighter.