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