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