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