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)(15,16)(18,19)(21,22,26,27)(23,28,31,35)(24,32,33,25)(29,30,36,34)(5,6,8,10)(7,9,12,11)(13,14,17,20)(15,18,16,19)(22,27)(24,33)(28,35)(29,36)(5,6)(7,9)(8,10)(11,12)(13,15,17,16)(14,18,20,19)(21,23)(22,28)(24,29)(25,34)(26,31)(27,35)(30,32)(33,36)(1,2,3,4)(5,6)(7,9)(8,10)(11,12)(13,14)(15,18)(16,19)(17,20)(21,24,26,33)(22,25,27,32)(23,29,31,36)(28,34,35,30)(5,7)(6,9)(8,12)(10,11)(13,16,17,15)(14,19,20,18)(21,25)(22,24)(23,30)(26,32)(27,33)(28,36)(29,35)(31,34)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.