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