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