JD Glow Lavender is a cool lavender with a sparkle finish that is permanent and retails for $7.50. In comparison, ColourPop Nouveau (Fade Into Hue) is a cool purple with a frost finish that is limited edition and retails for $4.50.
ColourPop Nouveau (Fade Into Hue) is 85% similar — it is more shimmery, cooler.