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