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