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