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