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)(21,22)(23,28)(24,34)(25,29)(26,36)(27,30)(31,33)(32,35)(1,2)(3,4)(5,7)(6,11)(8,16)(9,18)(10,17)(12,19)(13,20)(14,15)(21,23,27,32)(22,28,30,35)(24,29,36,31)(25,26,33,34)(2,4)(5,8,10,9)(6,12,14,13)(7,16,17,18)(11,19,15,20)(21,24,34,22,27,36,26,30)(23,31,25,35,32,29,33,28)(5,8,10,9)(6,13,14,12)(7,16,17,18)(11,20,15,19)(21,25)(22,29)(23,26)(24,35)(27,33)(28,36)(30,31)(32,34)(2,4)(5,9,10,8)(6,13,14,12)(7,16,17,18)(11,19,15,20)(23,32)(25,33)(28,35)(29,31)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.