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