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