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