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