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