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