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