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