One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,10)(3,11,12,15)(4,7,5,9)(8,14,16,13)(17,18,22,26)(19,27,29,41)(20,24,31,39)(21,33,36,25)(23,34,38,30)(28,44,46,43)(32,42,35,40)(37,47,48,45)(2,7)(4,5)(8,11)(9,10)(13,14)(15,16)(17,19)(18,23)(20,28)(21,34)(22,29)(24,37)(25,41)(26,38)(27,33)(30,36)(31,46)(32,47)(35,45)(39,48)(40,43)(42,44) involution — undirected(1,3)(2,8)(4,13)(5,14)(6,12)(7,15)(9,11)(10,16)(17,20)(18,24)(19,28)(21,35)(22,31)(23,37)(25,42)(26,39)(27,43)(29,46)(30,47)(32,36)(33,40)(34,45)(38,48)(41,44) involution — undirected(3,12)(8,16)(11,15)(13,14)(19,29)(20,31)(23,38)(24,39)(27,41)(30,34)(32,35)(40,42) 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.