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