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