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