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