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