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