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