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