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