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