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