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