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