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