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