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