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