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Bitcoin Rainbow Chart.

Bitcoin price history with logarithmic regression bands from "Maximum Bubble Territory" to "Buy the Dip". Adjustable time range, shareable.

Free Runs in your browser Data: CoinGecko
Step 1 of 3Rainbow Chart
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Choose time range
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Understanding your results.

The chart plots Bitcoin\'s price history on a logarithmic scale with color-coded regression bands. The current price is shown as a point on the chart, and the bands tell you where the market stands relative to its long-term trend:

  • Red bands (top) — historically associated with market tops and euphoria
  • Yellow/Orange bands — fair value range, mostly noise
  • Green bands — historically associated with accumulation zones
  • Blue bands (bottom) — historically associated with market bottoms and maximum fear

Common mistake: reading too much into day-to-day band changes. The rainbow chart is most useful on weekly or monthly timeframes. Daily wiggles between adjacent bands are normal and don\'t carry strong signal.

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How to use this tool.

A rainbow chart plots price on a logarithmic regression curve. It shows how far Bitcoin's current price is from its long-term trend line, color-coded by how many standard deviations the price is from the trend.

The colors: red (top band, max overheated) → orange → yellow → green → blue → indigo (bottom band, max undervalued). Used correctly, the rainbow chart is a buy/sell timing aid, not a price predictor.

Pro tip: the rainbow chart's strength is signaling when euphoria is extreme (deep red zones are reliable sell signals historically) and when fear is extreme (deep blue zones are reliable buy zones). The middle bands are noise.

Affiliate disclosure: Some links on this page are affiliate links. If you click through and make a purchase, AHCrypto may earn a commission at no additional cost to you.

Privacy & safety.

No financial advice. The rainbow chart is a sentiment-analysis tool based on historical patterns. Past performance does not guarantee future results. Use it as one input among many in your investment research, not as a sole decision-maker.

Data is sourced from CoinGecko\'s public API. All calculations happen client-side. No personal data is collected.

Frequently asked questions.

What is a Bitcoin rainbow chart?
A rainbow chart plots Bitcoin's historical price on a logarithmic scale with color-coded regression bands. Each color represents how many standard deviations the current price is above or below the long-term trend. The bands range from "Maximum Bubble Territory" (deep red, far above trend) to "Buy the Dip" (deep blue, far below trend).
Is the rainbow chart a reliable buy/sell signal?
Historically, the extreme bands have been reliable sentiment indicators: deep red zones (like late 2017 and early 2021) aligned with major market tops, while deep blue zones (like early 2019 and late 2022) aligned with market bottoms. However, the middle bands (green/yellow/orange) are mostly noise. The chart is a sentiment thermometer, not a price predictor.
How often does Bitcoin reach "Maximum Bubble Territory"?
Bitcoin has entered the top red band only a few times: late 2013, December 2017, and February–April 2021. These periods correspond to the peaks of major bull runs. The bottom blue band has been touched during prolonged bear markets: early 2015, late 2018–early 2019, and late 2022. Historically, these extreme zones last 2–6 months.
Can I use the rainbow chart for short-term trading?
The rainbow chart is designed for long-term cycle analysis (4-year halving cycles), not short-term trading. Day-to-day movements often bounce between middle bands without clear signal. It is most useful for identifying macro buying opportunities (deep blue) and distribution zones (deep red) on monthly or quarterly timeframes.
What does "logarithmic regression" mean?
Logarithmic regression fits a curve to Bitcoin's price on a log scale. Unlike linear regression (which assumes straight-line growth), logarithmic regression matches Bitcoin's decelerating growth pattern — the price grows exponentially in early years and gradually slows as the market matures. This makes the bands far more useful for long-term analysis than linear models.
Does the rainbow chart work for other cryptocurrencies?
The rainbow chart was specifically designed for Bitcoin and its 4-year halving cycles. It works best for assets with a known, repeating supply schedule. Other cryptocurrencies may not follow the same pattern. Some analysts have created similar charts for Ethereum, but they lack the same historical validation.
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