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