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