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