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