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