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