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