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