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)(15,20)(16,28)(17,33)(18,22)(19,23)(21,30)(24,37)(25,42)(26,35)(27,36)(29,43)(31,38)(32,39)(34,40)(41,44)(6,9)(10,12)(13,15,18,26,19,27,17,25)(14,20,22,35,23,36,33,42)(16,29,31,41,32,40,30,24)(21,37,28,43,38,44,39,34)(7,11)(10,12)(13,16,19,32)(14,21,23,38)(15,24,27,41)(17,31,18,30)(20,34,36,43)(22,39,33,28)(25,29,26,40)(35,44,42,37)(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.