removeSwatch(index) {
        const swatchColor = this._swatchColors[index];

        // Check swatch data
        if (swatchColor) {
            const {el} = swatchColor;

            // Remove HTML child and swatch data
            this._root.swatches.removeChild(el);
            this._swatchColors.splice(index, 1);
            return true;
        }

        return false;
    }
Removes a swatch color by it's index
@param index
@returns {boolean}