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)(20,29)(26,34)(27,41)(28,39)(30,44)(31,38)(32,36)(33,40)(35,43)(37,42) involution — undirected(6,9)(10,12)(13,15,18,29)(14,20,21,25)(16,30,32,42)(17,28,19,26)(22,37,36,44)(23,34,24,39)(27,31,43,33)(35,38,41,40)(1,2,3,4)(14,21)(15,26)(17,19)(20,34)(22,36)(25,39)(27,42)(28,29)(30,43)(31,33)(35,37)(41,44)(13,16,18,32)(14,22,21,36)(15,27,29,43)(17,31,19,33)(20,35,25,41)(23,38,24,40)(26,42,28,30)(34,37,39,44)(5,7,8,11)(6,10,9,12)(13,17,18,19)(14,23,21,24)(15,28,29,26)(16,31,32,33)(20,34,25,39)(22,38,36,40)(27,30,43,42)(35,37,41,44)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.