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