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