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