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