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