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