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