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