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