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