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