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