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