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