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