Kaleidos Glowing Iris (Radiate) is a cool lavender with a matte finish that is permanent in palette and. In comparison, Melt Cosmetics Ultraviolet #1 is a cool purple with a frost finish that is limited edition and retails for $22.00.
Melt Cosmetics Ultraviolet #1 is 90% similar — it is less shimmery, lighter, warmer.