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)(31,32,39,35)(33,41,43,36)(38,42,44,40)(7,11)(10,12)(15,21)(18,25)(22,27)(26,28)(29,31,34,39)(30,35,37,32)(33,38,43,44)(36,42,41,40)(5,6,8,9)(7,10,11,12)(13,15)(14,18)(16,22)(17,21)(19,26)(20,25)(23,28)(24,27)(29,31)(30,35)(32,37)(33,38)(34,39)(36,42)(40,41)(43,44)(1,2)(3,4)(5,7)(6,10)(8,11)(9,12)(13,14)(15,18)(16,19)(17,20)(21,25)(22,26)(23,24)(27,28)(29,32,34,35)(30,31,37,39)(33,42,43,40)(36,44,41,38)(13,16,17,24)(14,19,20,23)(15,22,21,27)(18,26,25,28)(29,33,34,43)(30,36,37,41)(31,38,39,44)(32,40,35,42)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.