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