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)(13,14,18,16)(15,19,21,22)(17,24,25,20)(23,28,27,26)(29,30,34,35)(31,32,37,40)(33,36,42,43)(38,39,41,44)(5,7,9,12)(6,8,10,11)(15,21)(19,22)(23,27)(26,28)(30,35)(31,37)(36,43)(38,41)(5,6,9,10)(7,11,12,8)(13,15)(14,19)(16,22)(17,23)(18,21)(20,26)(24,28)(25,27)(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)(15,22,21,19)(17,24,25,20)(23,28,27,26)(29,32)(30,31)(33,39)(34,40)(35,37)(36,38)(41,43)(42,44)(5,6)(7,8)(9,10)(11,12)(13,17,18,25)(14,20,16,24)(15,23,21,27)(19,26,22,28)(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.