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