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