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)(13,14,19,25)(15,22,29,35)(16,21,31,38)(17,24,18,23)(20,28,36,27)(26,37,41,44)(30,34,42,43)(32,40,33,39)(1,2,3,4)(13,15,18,28,19,29,17,27)(14,20,24,35,25,36,23,22)(16,30,33,41,31,42,32,26)(21,37,40,43,38,44,39,34)(6,9)(10,12)(13,16,19,31)(14,21,25,38)(15,26,29,41)(17,33,18,32)(20,34,36,43)(22,37,35,44)(23,40,24,39)(27,30,28,42)(13,15,19,29)(14,22,25,35)(16,26,31,41)(17,28,18,27)(20,24,36,23)(21,37,38,44)(30,33,42,32)(34,39,43,40)(5,7,8,11)(6,10,9,12)(16,31)(21,38)(26,41)(30,42)(32,33)(34,43)(37,44)(39,40)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.