Natasha Denona Supernova (114DC) (2020) is a warm taupe with a pearl finish that is permanent in palette and retails for $29.00. In comparison, Sydney Grace Devotion (Light) is a warm taupe with a metallic finish that is permanent in palette and retails for $6.25.
Sydney Grace Devotion (Light) is 80% similar — it is more shimmery, lighter, warmer.