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