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