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