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