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