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