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