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