One vertex per element, one color per generator, with an edge from x to x·s.
(5,6,9,11)(7,8,12,10)(13,14,17,19)(15,20,18,16)(21,22,26,23)(24,29,32,27)(25,28,33,30)(31,35,36,34)(2,4)(5,7,9,12)(6,10,11,8)(13,15,17,18)(14,16,19,20)(22,23)(25,33)(27,29)(31,36)(1,2)(3,4)(6,11)(8,10)(13,16,17,20)(14,18,19,15)(21,23,26,22)(24,27,32,29)(25,30,33,28)(31,34,36,35)(5,8,9,10)(6,7,11,12)(13,16)(14,15)(17,20)(18,19)(21,24,26,32)(22,27,23,29)(25,31,33,36)(28,34,30,35)(5,7)(6,10)(8,11)(9,12)(13,15)(14,16)(17,18)(19,20)(21,25)(22,28)(23,30)(24,31)(26,33)(27,34)(29,35)(32,36) 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.