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