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