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