One vertex per element, one color per generator, with an edge from x to x·s.
(5,6,8,10)(7,9,11,12)(13,14)(15,18)(16,20)(17,19)(21,22)(23,25)(24,31)(26,27)(28,32)(29,35)(30,33)(34,36)(2,4)(7,11)(9,12)(13,15,17,20)(14,18,19,16)(22,27)(23,29)(24,32)(33,34)(1,2,3,4)(5,6)(7,9)(8,10)(11,12)(13,16)(14,15)(17,18)(19,20)(21,23,26,29)(22,25,27,35)(24,30,32,36)(28,34,31,33)(5,7,8,11)(6,9,10,12)(13,15)(14,16)(17,20)(18,19)(21,24)(22,28)(23,30)(25,34)(26,32)(27,31)(29,36)(33,35)(5,6)(7,9)(8,10)(11,12)(13,16)(14,15)(17,18)(19,20)(21,25)(22,23)(24,33)(26,35)(27,29)(28,36)(30,31)(32,34) involution — undirectedA Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.