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