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