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