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