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