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