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