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