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