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