NARS Train Bleu is a neutral purple with a matte finish that is permanent and retails for $27.00. In comparison, Marc Jacobs Beauty Merlot Blow (380) is a warm purple with a satin finish that is permanent and retails for $26.00.
Marc Jacobs Beauty Merlot Blow (380) is 85% similar — it is more shimmery, lighter, brighter.