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