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