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