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