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