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