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