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