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