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