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