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