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