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