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