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)(18,23)(19,26)(21,29)(28,31)(33,34,39,44)(35,42,46,40)(36,47,43,38)(37,45,48,41)(1,3)(2,5)(4,11)(6,9)(7,15)(8,12)(10,13)(14,16)(17,18,22,23)(19,20,26,24)(21,25,29,30)(27,28,32,31)(33,35,39,46)(34,40,44,42)(36,37,43,48)(38,45,47,41)(2,7)(3,9)(8,16)(10,11)(17,19,22,26)(18,24,23,20)(21,27,29,32)(25,31,30,28)(33,36,39,43)(34,38,44,47)(35,37,46,48)(40,45,42,41)(1,3)(2,5)(4,11)(6,9)(7,15)(8,12)(10,13)(14,16)(17,19)(18,20)(21,27)(22,26)(23,24)(25,28)(29,32)(30,31)(33,37,39,48)(34,41,44,45)(35,43,46,36)(38,42,47,40)(1,4,6,13)(2,8,7,16)(3,10,9,11)(5,14,15,12)(17,20)(18,19)(21,28)(22,24)(23,26)(25,27)(29,31)(30,32)(33,35)(34,42)(36,37)(38,41)(39,46)(40,44)(43,48)(45,47)(1,5)(2,3)(4,12)(6,15)(7,9)(8,11)(10,16)(13,14)(17,21,22,29)(18,25,23,30)(19,27,26,32)(20,28,24,31)(33,38)(34,43)(35,45)(36,44)(37,42)(39,47)(40,48)(41,46)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.