117 Transparent With Glitter / Glitter Trans-Clear
BrickLink: Glitter Trans-Clear
Peeron: ClearGlitter, Pearlescent (includes more than one color)
This color is the same as 40 Transparent, but with a glitter additive. Introduced in 1999 in the Duplo Little Forest Friends theme. Only used in Duplo and Belville originally, and not used until 2007 -- until 2015 when it returned in the Elves theme.
Does not glow under a UV light.