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