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