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