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