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