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)(13,14)(15,20)(16,22)(17,25)(18,19)(21,26)(23,24)(27,28)(30,34)(31,37)(36,40)(39,43)(7,11)(9,12)(14,19)(15,22)(17,26)(24,27)(29,30,33,34)(31,38,37,35)(32,40,41,36)(39,42,43,44)(5,7,8,11)(6,9,10,12)(13,15,18,22)(14,20,19,16)(17,23,26,28)(21,27,25,24)(29,31,33,37)(30,35,34,38)(32,39,41,43)(36,42,40,44)(1,2)(3,4)(5,6)(7,9)(8,10)(11,12)(13,16,18,20)(14,15,19,22)(17,27,26,24)(21,28,25,23)(29,30)(31,38)(32,40)(33,34)(35,37)(36,41)(39,42)(43,44)(13,17,18,26)(14,21,19,25)(15,23,22,28)(16,24,20,27)(29,32,33,41)(30,36,34,40)(31,39,37,43)(35,42,38,44)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.