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