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