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)(15,20)(16,29)(17,23)(18,22)(19,24)(21,30)(25,39)(26,35)(27,34)(28,38)(31,36)(32,37)(33,41)(40,43)(42,44) involution — undirected(1,2)(3,4)(5,7)(6,10)(8,11)(9,12)(13,15)(14,20)(16,25)(17,27)(18,28)(19,26)(21,33)(22,38)(23,34)(24,35)(29,39)(30,41)(31,40)(32,42)(36,43)(37,44) involution — undirected(2,4)(13,16,19,31)(14,21,24,37)(15,25,26,40)(17,30,18,32)(20,33,35,44)(22,29,23,36)(27,41,28,42)(34,43,38,39)(6,11)(7,12)(14,22)(15,26)(17,18)(20,34)(21,29)(23,24)(25,40)(30,32)(33,43)(35,38)(36,37)(39,44) involution — undirected(5,8,9,10)(6,7,11,12)(13,17,19,18)(14,23,24,22)(15,27,26,28)(16,30,31,32)(20,34,35,38)(21,36,37,29)(25,41,40,42)(33,43,44,39)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.