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