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