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