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