Codex Heatmap Matrix
avtor: Nexus Codex
Colour-coded heatmap matrix — spot patterns and hotspots across rows and columns instantly.
A heatmap matrix for Power BI — show a measure across two dimensions with colour intensity, ideal for spotting patterns, outliers, and trends across a grid of rows and columns at a glance.
Codex Heatmap Matrix replaces standard cross-tab tables with a colour-coded view that makes data density and concentration immediately obvious. Configure the colour scheme to match your brand or status logic, and let the matrix adapt to any data shape.
IDEAL FOR
- Day-of-week vs hour-of-day demand patterns
- Department vs metric scorecards
- Cohort analysis grids (cohort month vs months since signup)
- Geographic vs time-period performance views
- Any two-dimensional measure where the pattern matters more than precise numbers
KEY FEATURES
- Five colour scheme presets — Green to Red, Red to Green, Sequential, plus Custom with Low / Mid / High / Zero pickers
- Configurable cell border radius for subtle to bold visual styling
- Toggle to show or hide measure values inside cells
- Number or percent formatting with configurable decimal places
- Column ordering — Auto or Weekday
- Header font size and colour controls
- Optional internal title with full font and alignment controls
- Full font controls on every text element
- Hover tooltip showing row, column, and value
- Click to cross-filter other visuals
- High contrast mode support
- Handles 100,000+ rows via dataReductionAlgorithm at maximum capacity
PRO TIP
For day-of-week vs hour-of-day patterns, put weekday on rows and hour on columns, then set colour scheme to Sequential. The diagonal density that emerges shows you when your business breathes.
Built by Nexus Codex. Part of a growing collection of premium Power BI visuals designed for serious dashboards.