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