Volume Imbalance

To visualize the relative dominance of buying vs. selling volume using a histogram centered around 0 (neutral).

⚙️ Key Components:

volumea: Total volume = Buy volume + Sell volume.

imb: Imbalance (%) = (Buy Volume / Total Volume) × 100 − 50

→ This centers the imbalance around 0, where:

Positive values → Buy dominance.

Negative values → Sell dominance.

color:

Blue (#2196F3FF) for positive (buy) imbalance.

Red for negative (sell) imbalance.

📊 What It Does:

Plots the percentage volume imbalance as a histogram.

Highlights whether buyers or sellers are aggressive in each bar.

📈 Use Case:

Detect buy/sell strength shifts.

Identify hidden accumulation/distribution.

Combine with price action to spot volume-confirmed breakouts or reversals.