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