It depends on the period you wish to do : the 1812 regulations theoretically put all
Légère drummers in the Imperial lively, though not all regiments followed the new regulations as the illustrations below show :
No imperial green for the 1st
Légère drummers, then. The pic is hotlinked from Frédéric Berjaud's excellent
Soldats de la Grande Armée website. It's all in French, but abundantly illustrated and offers in-depth coverage of the history of several
Légère regiments. The links below will take you to the 1st and 7th
Légère pages respectively :
http://frederic.berjaud.free.fr/1eleger.htmhttp://frederic.berjaud.free.fr/Articles_de_Didier_Davin/07eLeger/07e_Leger.htmhttp://frederic.berjaud.free.fr/plan_du_site.htmThe pre-1812 period is a complex subject, with many regiments being a law unto themselves when it came to clothing their drummers and musicians. It's best to have a particular unit in mind and research its specific uniform.