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