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