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