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