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