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