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