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