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