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