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