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