One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,3,4)(5,6)(7,11)(8,10)(9,12)(13,14)(15,23)(16,21)(17,20)(18,22)(19,26)(24,32)(25,36)(27,38)(28,33)(29,34)(30,37)(31,35)(39,42)(40,44)(41,43)(5,7)(6,9)(8,12)(10,11)(13,15)(14,19)(16,28)(17,26)(18,24)(20,23)(21,36)(22,38)(25,29)(27,31)(30,40)(32,35)(33,34)(37,42)(39,41)(43,44) involution — undirected(2,4)(14,20)(15,24)(18,31)(19,32)(21,34)(23,38)(25,39)(26,27)(28,40)(30,41)(33,42)(36,44) involution — undirected(2,4)(6,10)(7,12)(13,16)(14,21)(15,25)(17,29)(18,30)(19,33)(20,34)(22,37)(23,36)(24,39)(26,28)(27,40)(31,41)(32,42)(35,43)(38,44) involution — undirected(15,26)(16,29)(19,23)(21,34)(24,27)(30,41)(32,38)(37,43) 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.