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