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