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