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