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