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