![Previous Day High, Low + Today's Opening Price [DB] chart preview](https://s3.tradingview.com/o/OxnC99vL.png?v=1738619978)
An automated daily reference indicator that plots previous day's high, low, and opening price levels to help traders identify key market support and resistance zones without manual drawing.
Explore complementary indicator rolesHow it works
The indicator automatically calculates and plots three critical price levels at the start of each trading day: Previous Day's High (PDH), Previous Day's Low (PDL), and Today's Opening Price (O.P.). These horizontal reference lines are drawn directly on the price chart, providing instant visual markers for potential support and resistance zones.
Each line is customizable in terms of color, width, and transparency, allowing traders to personalize the indicator to match their visual preferences and trading style. The lines remain static for historical periods, ensuring consistent reference points across different timeframes from 1-minute to weekly charts.
Why it may be useful
Daily price levels are crucial for understanding market psychology and potential price action zones where traders are likely to enter or exit positions. By automatically marking previous day's high, low, and opening price, traders can quickly identify key support and resistance areas without spending time manually drawing these levels.
These reference lines help traders make more informed decisions by providing a quick visual guide to recent market structure. They offer insights into potential trend continuation or reversal points, helping traders assess market sentiment and potential price movements more efficiently.
When to explore it
This indicator is most effective for short-term traders like scalpers and day traders who rely on quickly identifying intraday market dynamics. It works particularly well in markets with consistent daily trading patterns, such as major stock indices, forex pairs, and liquid commodities.
Traders should use these levels in conjunction with other technical analysis tools to confirm potential entry and exit points. The indicator is especially useful during the first few hours of trading when market participants are establishing the day's initial trading range and sentiment.
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What we’ve verified
Access, alerts and repainting behaviour have not been independently verified for this indicator. Check the creator’s current publication and settings.
General descriptions and classifications are recovered research. Verified details above identify the specific checks we have completed. Check the creator’s current publication for later changes.




![Previous Highs & Lows [LuxAlgo] chart preview](https://s3.tradingview.com/p/p5HJ7gdh.png?v=1721651163)
