private void reHighlightDiffs(List<ClangToken> tokenList) {
		Color averageColor =
			ColorUtils.blend(defaultParenColor, comparisonOptions.getDiffHighlightColor(), 0.5);
		for (ClangToken clangToken : tokenList) {
			if (diffTokenSet.contains(clangToken)) {
				clangToken.setHighlight(averageColor);
			}
		}
	}
Class to handle Function Difference highlights for a decompiled function.
Ghidra/Features/CodeCompare/src/main/java/ghidra/features/codecompare/decompile/DiffClangHighlightController.java