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