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