Value Colourisation

The value colourisation function allows colouring bytes in the hex view by their numerical value.

To enable value colourisation, open the "View" menu and select a map under the "Value colour map" submenu, for example the "ASCII Values" map which is included by default:

Value colour map menu

...will highlight printable ASCII characters one colour and control characters another colour:

Value colour mapping screenshot

Customising value colour maps

Custom value colour maps can be created in the application preferences dialog shown below.

  1. Create or select a map to modify in the "Maps" box at the top.
  2. Select a range of one or more byte values using the mouse in the "Preview" box.
  3. Choose a "Base colour" for the selected byte range to the left.
  4. Optionally choose a "Gradient colour" to colour the range of values using a gradient between two colours.
  5. Repeat from 2) for any other values to colour.

    6. Value colour maps settings