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