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