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