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)(13,14,17,18)(15,19,23,21)(16,24,26,20)(22,28,25,27)(30,31)(32,39)(33,41)(42,43)(6,10)(7,11)(14,18)(19,21)(20,24)(27,28)(29,30,34,31)(32,37,39,35)(33,38,41,36)(40,42,44,43)(5,7,9,11)(6,8,10,12)(13,15,17,23)(14,19,18,21)(16,25,26,22)(20,28,24,27)(29,31,34,30)(32,37,39,35)(33,36,41,38)(40,42,44,43)(1,2,3,4)(5,7)(6,8)(9,11)(10,12)(13,14)(15,21)(16,20)(17,18)(19,23)(22,28)(24,26)(25,27)(29,32)(30,35)(31,37)(33,40)(34,39)(36,42)(38,43)(41,44)(5,8)(6,7)(9,12)(10,11)(13,16,17,26)(14,20,18,24)(15,22,23,25)(19,27,21,28)(29,33,34,41)(30,36,31,38)(32,40,39,44)(35,42,37,43)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.