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