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