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