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