src/vs/editor/common/model/bracketPairsTextModelPart/colorizedBracketPairsDecorationProvider.ts/ColorProvider/getInlineClassNameOfLevel
class ColorProvider:	getInlineClassNameOfLevel(level: number): string {
		// To support a dynamic amount of colors up to 6 colors,
		// we use a number that is a lcm of all numbers from 1 to 6.
		return `bracket-highlighting-${level % 30}`;
	}