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