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