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