Table 1.
Color changes of red cabbage anthocyanin by temperature.

Temparature (°C) Acidic (pH 5) Basic (pH 9)
Red Cabbage Purple Sweet Potato Cyanidin Cyanidin 3,5- Diglycoside Red Cabbage Purple Sweet Potato Cyanidin Cyanidin 3,5- Diglycoside
25 Red Wine Purple Pink Red Green Cyan Green Blue
38 Red Wine Purple Pink Red Green Cyan Green Blue
40 Red Wine Purple Pink Red Green Cyan Green Blue
42 Red Wine Purple Pink Red Green Cyan Green Blue
44 Red Wine Purple Pink Red Green Cyan - Blue
46 Red Wine Purple Pink Red Green Cyan - Blue
48 Red Wine Purple Pink Red Green Cyan - Blue
50 Red Wine Purple Pink Red Green Cyan - Blue
52 Red Wine Purple Pink Red Green Cyan - Blue
54 Red Wine Purple Pink Red Green Cyan - Blue
56 Red Wine Purple Pink Red Green Cyan - Blue
58 Red Wine Purple Pink Red Green Cyan - Blue
60 Red Wine Purple - Red Green Cyan - Blue
62 Red Wine Purple - Red Green Cyan - -
64 Red Wine Purple - Red Green Cyan - -
66 Red Wine Purple - Red Green Cyan - -
Means no color (white and no particular color shown).