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