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