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