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