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