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