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