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