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