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