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