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