[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Overlay](./puppeteer.protocol.overlay.md) > [HighlightFrameRequest](./puppeteer.protocol.overlay.highlightframerequest.md) > [contentColor](./puppeteer.protocol.overlay.highlightframerequest.contentcolor.md) ## Protocol.Overlay.HighlightFrameRequest.contentColor property The content box highlight fill color (default: transparent). Signature: ```typescript contentColor?: DOM.RGBA; ```