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