Thread: cannot find symbol symbol: constructor ()

i can't understand why show me this error please guide mee

cannot find symbol
symbol: constructor ()

cannot infer type arguments for HashMap<K,V>
reason: cannot use '<>' with anonymous inner classes
where K,V are type-variables:
K extends Object declared in class HashMap
V extends Object declared in class HashMap

static final Map<String, Color> COLOR_MAP = new HashMap<>() {
        {
            put("none", new Color(0, 0, 0, 255));
            put("blue", new Color(0, 0, 255, 255));
            put("green", new Color(0, 255, 0, 255));
            put("orange", new Color(255, 128, 0, 255));
            put("pink", new Color(255, 0, 128, 255));
            put("purple", new Color(255, 0, 255, 255));
            put("red", new Color(255, 0, 0, 255));
            put("white", new Color(255, 255, 255, 255));
            put("yellow", new Color(255, 255, 0, 255));
        }
    };

cannot infer type arguments for HashMap<K,V>
reason: cannot use '<>' with anonymous inner classes

Add the types inside the <> that the message refers to.