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