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