# Black isobar-lines in Colorbars when displaying pressure

**URL:** https://discourse.paraview.org/t/black-isobar-lines-in-colorbars-when-displaying-pressure/12147
**Category:** ParaView Support
**Created:** [May 24, 2023, 7:37am UTC](https://discourse.paraview.org/t/black-isobar-lines-in-colorbars-when-displaying-pressure/12147 "2023-05-24T07:37:41Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![FrodeMMeling](https://discourse.paraview.org/user_avatar/discourse.paraview.org/frodemmeling/32/11664_2.png) [@FrodeMMeling](https://discourse.paraview.org/u/FrodeMMeling)
#### Post date: [May 24, 2023, 7:37am UTC](https://discourse.paraview.org/t/black-isobar-lines-in-colorbars-when-displaying-pressure/12147/1 "2023-05-24T07:37:41Z")

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![Screenshot 2023-05-24 at 09.33.59](https://discourse.paraview.org/uploads/default/original/2X/1/1da8388304fee4b0c3900419ab129e112d4e246b.png)  
We need to show pressure like this image in Paraview. We need to see more clearly the steps. Picture is from Star.

Is this possible in Paraview today?  
If not, who can develop this for ParaView if we pay for the hours spent?

/Frode

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### Author: ![FEngineer](https://discourse.paraview.org/letter_avatar_proxy/v4/letter/f/5f8ce5/32.png) [@FEngineer](https://discourse.paraview.org/u/FEngineer)
#### Post date: [May 24, 2023, 8:29am UTC](https://discourse.paraview.org/t/black-isobar-lines-in-colorbars-when-displaying-pressure/12147/2 "2023-05-24T08:29:39Z")

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It’s already possible with the Contour filter:

 ![pressure](https://discourse.paraview.org/uploads/default/original/2X/6/6723b5bfeeff724752c2cc2915f7e3c7bffa5d77.png)