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