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