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