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