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