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