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