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