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