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