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