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