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