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