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