attributeOptions.add(2);
        attributeOptions.add(r & 0xff);
        attributeOptions.add(g & 0xff);
        attributeOptions.add(b & 0xff);
        return this;
    }

    public Ansi bgCyan() {
        return this.bg(Color.CYAN);
    }

    public Ansi bgDefault() {
        return this.bg(Color.DEFAULT);
    }

    public Ansi bgGreen() {
        return this.bg(Color.GREEN);
    }