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