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