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