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